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Table of contents

1. Top 100 big SNFS factorizations
2. Top 100 big GNFS factorizations
3. Top 100 big prime factors
4. Top 100 big prime factors found by ECM
5. Nice split
6. Top 100 unprovable near-repdigit PRPs
7. Top 100 unprovable quasi-repdigit PRPs
8. Quasi-repdigit twin primes

1. Top 100 big SNFS factorizations

	digits	value of polynomial	factorization	from	when	who
1	251	1000000000......0000000003	c248 = P46 · P52 · P71 · P81	10250+3	May 8, 2010	RSALS, Jeff Gilchrist
2	250	3999999999......9999999991	c249 = P59 · P191	4·10249-9	June 8, 2010	matsui
3	250	1599999999......9999999993	c241 = P104 · P138	(16·10248-7)/9	April 23, 2010	RSALS, Zeta-Flux
4	248	6000000000......0000000001	c247 = P47 · P200	6·10247+1	June 8, 2010	RSALS, Tom Womack
5	248	2000000000......0000000009	c243 = P61 · P182	2·10247+9	June 6, 2010	RSALS, Jeff Gilchrist
6	248	1599999999......9999999993	c243 = P112 · P132	(16·10246-7)/9	March 18, 2010	RSALS, Jeff Gilchrist
7	247	9999999999......9999999993	c247 = P68 · P180	(10247-7)/3	June 28, 2010	Robert Backstrom
8	245	1000000000......0000000003	c243 = P89 · P154	10244+3	April 11, 2010	RSALS, Jeff Gilchrist
9	244	8999999999......9999999999	c237 = P77 · P160	9·10243-1	May 28, 2010	RSALS, Tom Womack
10	244	4800000000......0000000008	c243 = P110 · P134	6·10242+1	January 20, 2010	Markus Tervooren
11	243	3199999999......9999999986	c241 = P65 · P66 · P111	(16·10241-7)/9	January 2, 2010	Robert Backstrom
12	239	1599999999......9999999993	c230 = P107 · P123	(16·10237-7)/9	March 29, 2010	RSALS, Michael Rao
13	237	6999999999......9999999957	c232 = P76 · P157	(7·10236-43)/9	May 13, 2012	matsui
14	237	1599999999......9999999993	c236 = P59 · P61 · P116	(16·10235-7)/9	July 21, 2011	Dmitry Domanov
15	232	9999999999......9999999993	c232 = P69 · P164	(10232-7)/3	March 21, 2010	RSALS, Michael Rao
16	232	8000000000......0000000007	c232 = P59 · P83 · P92	(8·10231+7)/3	June 7, 2011	Erik Branger
17	230	7299999999......9999999999	c229 = P95 · P134	(73·10228-1)/9	October 27, 2009	Robert Backstrom
18	230	2000000000......0000000009	c230 = P109 · P121	2·10229+9	January 21, 2010	RSALS, Jeff Gilchrist
19	230	1599999999......9999999993	c217 = P105 · P113	(16·10228-7)/9	March 10, 2010	RSALS, Lionel Debroux, Jeff Gilchrist
20	230	1000000000......0000000053	c193 = P89 · P105	(10229+53)/9	February 13, 2010	RSALS, Lionel Debroux, Joshua2
21	229	9999999999......9999999993	c222 = P101 · P122	(10229-7)/3	November 19, 2009	Robert Backstrom
22	229	7999999999......9999999965	c205 = P89 · P117	(16·10227-7)/9	December 3, 2009	RSALS, Jeff Gilchrist
23	229	2000000000......0000000001	c224 = P100 · P125	(2·10228+1)/3	March 2, 2011	RSALS, Carlos Pinho
24	229	1000000000......0000000053	c201 = P38 · P164	(10228+53)/9	March 9, 2010	RSALS, Lionel Debroux, Greg Childers
25	228	4299999999......9999999993	c226 = P82 · P145	(43·10226-7)/9	February 24, 2011	RSALS, Jeff Gilchrist
26	228	4000000000......0000000001	c224 = P58 · P167	4·10227+1	February 24, 2011	RSALS, Jeff Gilchrist
27	228	1600000000......0000000001	c180 = P72 · P109	(64·10339-1)/9	October 9, 2010	Robert Backstrom
28	228	1000000000......0000000053	c168 = P67 · P102	(10227+53)/9	February 3, 2010	RSALS, Jeff Gilchrist
29	227	2000000000......0000000001	c225 = P96 · P129	(2·10226+1)/3	February 25, 2011	RSALS, Carlos Pinho
30	226	9000000000......0000000001	c226 = P56 · P79 · P92	9·10225+1	December 20, 2011	RSALS, Lionel Debroux
31	226	8000000000......0000000024	c224 = P50 · P85 · P89	10225+3	October 12, 2009	Robert Backstrom
32	225	7899999999......9999999939	c224 = P42 · P182	(79·10223-61)/9	April 29, 2012	matsui
33	225	2499999999......9999999999	c222 = P55 · P55 · P114	(25·10223-1)/3	November 7, 2008	Serge Batalov
34	225	2000000000......0000000009	c215 = P105 · P110	2·10224+9	January 5, 2012	matsui
35	225	1999999999......9999999999	c213 = P42 · P172	2·10224-1	January 2, 2012	matsui
36	224	2000000000......0000000007	c222 = P86 · P137	(2·10223+7)/9	March 8, 2012	matsui
37	223	7999999999......9999999695	c220 = P74 · P147	(16·10221-61)/9	August 28, 2009	Robert Backstrom
38	223	2000000000......0000000175	c211 = P63 · P72 · P76	(8·10220+7)/3	November 5, 2009	Robert Backstrom
39	223	1000000000......0000000017	c222 = P51 · P51 · P120	(10222+17)/9	July 8, 2009	Dmitry Domanov
40	223	1000000000......0000000003	c220 = P76 · P144	10222+3	March 27, 2010	Markus Tervooren
41	222	4999999999......9999999975	c213 = P49 · P165	2·10220-1	July 18, 2009	Robert Backstrom
42	222	2000000000......0000000009	c222 = P98 · P124	2·10221+9	February 24, 2011	Dmitry Domanov
43	221	6199999999......9999999983	c220 = P107 · P114	(62·10219-17)/9	March 15, 2012	matsui
44	221	1000000000......0000000017	c209 = P52 · P75 · P83	(10220+17)/9	January 26, 2010	RSALS, Lionel Debroux, Jeff Gilchrist
45	220	7999999999......9999999982	c216 = P77 · P139	4·10219-9	May 1, 2009	Robert Backstrom
46	219	3200000000......0000000008	c211 = P57 · P154	4·10217+1	April 17, 2009	Robert Backstrom
47	219	3199999999......9999999986	c211 = P82 · P130	(16·10217-7)/9	November 3, 2009	RSALS, Lionel Debroux
48	219	1599999999......9999999999	c198 = P99 · P99	(16·10217-1)/3	October 18, 2011	matsui
49	218	4999999999......9999999999	c216 = P83 · P134	5·10217-1	March 8, 2011	Erik Branger
50	218	3999999999......9999999991	c218 = P54 · P165	4·10217-9	June 27, 2009	Robert Backstrom
51	217	4999999999......9999999998	c211 = P47 · P165	(25·10215-1)/3	August 13, 2009	Robert Backstrom
52	217	4000000000......0000000025	c211 = P57 · P154	(64·10321-1)/9	April 7, 2009	Robert Backstrom
53	217	1999999999......9999999999	c212 = P87 · P125	2·10216-1	July 5, 2009	Robert Backstrom
54	216	5000000000......0000000001	c207 = P56 · P151	(5·10215+1)/3	March 9, 2011	Lionel Debroux
55	216	3999999999......9999999999	c202 = P57 · P145	(4·10215-1)/3	October 10, 2011	matsui
56	215	7299999999......9999999999	c208 = P56 · P66 · P87	(73·10213-1)/9	June 26, 2010	Robert Backstrom
57	215	4999999999......9999999999	c214 = P79 · P135	5·10214-1	October 16, 2010	Robert Backstrom
58	214	8000000000......0000000018	c210 = P40 · P57 · P114	4·10213+9	August 3, 2009	Robert Backstrom
59	214	1600000000......0000000048	c209 = P53 · P156	10212+3	August 17, 2009	Robert Backstrom
60	214	1599999999......9999999993	c199 = P74 · P126	(16·10212-7)/9	September 21, 2011	matsui
61	214	1599999999......9999999992	c211 = P46 · P61 · P106	2·10212-1	July 24, 2009	Robert Backstrom
62	213	6399999999......9999999999	c205 = P51 · P73 · P82	(64·10211-1)/9	June 10, 2009	Robert Backstrom
63	212	5000000000......0000000001	c207 = P76 · P131	(5·10211+1)/3	June 20, 2010	Robert Backstrom
64	212	4299999999......9999999993	c182 = P57 · P125	(43·10210-7)/9	August 28, 2011	matsui
65	212	3199999999......9999999964	c209 = P66 · P143	8·10210-9	March 4, 2012	Kenji Ibusuki
66	212	1600000000......0000000001	c196 = P84 · P113	(64·10315-1)/9	September 28, 2010	Robert Backstrom
67	212	1000000000......0000000053	c207 = P60 · P148	(10211+53)/9	March 19, 2009	Serge Batalov
68	211	6999999999......9999999957	c196 = P57 · P140	(7·10210-43)/9	September 11, 2011	matsui
69	211	2000000000......0000000005	c208 = P100 · P108	4·10209+1	February 17, 2009	Serge Batalov
70	211	1000000000......0000000017	c202 = P53 · P150	(10210+17)/9	December 18, 2009	RSALS, Lionel Debroux, Jeff Gilchrist
71	211	1000000000......0000000005	c207 = P88 · P119	(2·10209+1)/3	July 27, 2009	Robert Backstrom
72	210	9999999999......9999999990	c209 = P57 · P153	10209-10104-1	September 24, 2011	Erik Branger
73	210	5999999999......9999999999	c210 = P46 · P58 · P107	6·10209-1	May 4, 2010	Robert Backstrom
74	210	4999999999......9999999999	c210 = P77 · P133	5·10209-1	March 17, 2010	Sinkiti Sibata
75	210	3999999999......9999999999	c200 = P82 · P119	(4·10209-1)/3	October 10, 2010	Robert Backstrom
76	209	5599999999......9999999656	c206 = P58 · P148	(7·10207-43)/9	June 16, 2009	Robert Backstrom
77	209	1000000000......0000000053	c194 = P43 · P52 · P101	(10208+53)/9	September 5, 2011	matsui
78	209	1000000000......0000000017	c190 = P81 · P109	(10208+17)/9	September 2, 2011	matsui
79	208	9000000000......0000000001	c208 = P48 · P68 · P94	9·10207+1	December 22, 2010	Sinkiti Sibata
80	208	8900000000......0000000001	c202 = P70 · P133	(89·10206+1)/9	February 3, 2012	matsui
81	208	8000000000......0000000002	c208 = P43 · P46 · P55 · P66	4·10207+1	January 6, 2009	Robert Backstrom
82	208	7999999999......9999999998	c205 = P100 · P106	(4·10207-1)/3	July 18, 2008	Serge Batalov
83	208	7999999999......9999999944	c202 = P73 · P130	(10207-7)/3	December 7, 2009	Sinkiti Sibata
84	208	6999999999......9999999999	c208 = P66 · P142	(7·10207-1)/3	November 28, 2010	Erik Branger
85	208	5000000000......0000000007	c208 = P48 · P161	(5·10207+7)/3	February 24, 2012	Erik Branger
86	208	1000000000......0000000017	c203 = P54 · P67 · P83	(10207+17)/9	March 30, 2009	Robert Backstrom
87	208	1000000000......0000000009	c204 = P70 · P135	10207+9	January 19, 2012	matsui
88	207	5500000000......0000000071	c201 = P50 · P152	(55·10205+71)/9	October 1, 2009	Wataru Sakai
89	207	4999999999......9999999999	c206 = P77 · P129	5·10206-1	April 13, 2010	Ignacio Santos
90	207	4700000000......0000000070	c204 = P56 · P149	(47·10204+7)/9	March 24, 2009	Robert Backstrom
91	207	4700000000......0000000061	c201 = P41 · P43 · P118	(47·10205+61)/9	December 21, 2009	RSALS, Lionel Debroux, Jeff Gilchrist
92	207	4100000000......0000003100	c203 = P93 · P110	(41·10203+31)/9	February 20, 2009	Robert Backstrom
93	207	4099999999......9999999977	c202 = P43 · P160	(41·10205-23)/9	October 13, 2009	matsui
94	207	3700000000......0000000170	c205 = P102 · P103	(37·10204+17)/9	February 4, 2009	Robert Backstrom
95	207	3700000000......0000000017	c206 = P53 · P75 · P79	(37·10205+17)/9	February 26, 2009	Robert Backstrom
96	207	3399999999......9999999939	c201 = P76 · P125	(34·10205-61)/9	December 19, 2009	RSALS, Lionel Debroux, Jeff Gilchrist
97	207	3199999999......9999999998	c206 = P67 · P139	(16·10205-1)/3	November 10, 2008	Robert Backstrom
98	207	3199999999......9999999590	c200 = P47 · P62 · P92	(32·10204-41)/9	December 6, 2008	Robert Backstrom
99	207	2599999999......9999999695	c201 = P91 · P111	(52·10204-61)/9	December 22, 2009	RSALS, Lionel Debroux, Jeff Gilchrist
100	207	2499999999......9999999999	c197 = P74 · P123	(25·10205-1)/3	March 5, 2011	matsui

2. Top 100 big GNFS factorizations

	digits	value of polynomial	factorization	from	when	who
1	169	2652431486......8198368411	c169 = P82 · P87	6·10273-1	November 1, 2011	RSALS, Serge Batalov
2	166	2513417409......9800470109	c166 = P49 · P55 · P63	2·10241-1	October 27, 2011	Markus Tervooren
3	165	8067990214......4902749927	c165 = P54 · P112	2·10241+9	March 24, 2010	RSALS, Zeta-Flux
4	165	2904706016......4327601081	c165 = P79 · P86	2·10247+3	September 11, 2011	RSALS, Dmitry Domanov
5	164	4529621013......3396214751	c164 = P60 · P104	8·10244-1	February 8, 2010	Markus Tervooren
6	164	2497351276......7762654409	c164 = P55 · P110	(7·10297-61)/9	March 1, 2011	RSALS, Carlos Pinho
7	161	3540306639......3666732667	c161 = P67 · P94	(43·10245-7)/9	January 24, 2011	RSALS, Zeta-Flux
8	161	1769125132......8778255649	c161 = P67 · P94	(7·10239-1)/3	May 22, 2011	RSALS, Dmitry Domanov
9	160	1358407343......0683072087	c160 = P79 · P81	6·10242-1	May 22, 2011	RSALS, Dmitry Domanov
10	156	5813808017......1813790511	c156 = P58 · P99	(73·10218-1)/9	February 3, 2010	JPascoa
11	153	6851939528......9577856457	c153 = P49 · P105	10222+9	February 6, 2011	Markus Tervooren
12	153	2403102976......3176866797	c153 = P41 · P55 · P57	9·10229-1	November 11, 2009	matsui
13	151	2522532689......7557427037	c151 = P70 · P82	(7·10221-61)/9	November 5, 2011	Erik Branger
14	148	1475381546......8537176377	c148 = P73 · P75	2·10226+9	February 28, 2010	Markus Tervooren
15	148	1322414960......9544675063	c148 = P63 · P85	(16·10220-61)/9	December 24, 2008	Serge Batalov
16	147	3297222603......3434862951	c147 = P70 · P77	(7·10246-61)/9	May 10, 2012	Erik Branger
17	146	8027463469......1661478111	c146 = P56 · P91	(64·10333-1)/9	October 29, 2009	matsui
18	145	2323881754......3874508013	c145 = P70 · P75	(64·10259-1)/9	February 2, 2011	Erik Branger
19	145	1948554812......6099504057	c145 = P69 · P76	(2·10212+1)/3	December 19, 2011	Dmitry Domanov
20	145	1318053343......4956050777	c145 = P52 · P93	4·10212+9	May 12, 2009	Markus Tervooren
21	144	1932752580......4958362823	c144 = P60 · P84	2·10177+3	March 31, 2010	Bart Jans
22	144	1223347845......7853346893	c144 = P70 · P74	(64·10232+53)/9	August 12, 2008	Serge Batalov
23	143	1466630999......8421415597	c143 = P70 · P73	10245-9	March 1, 2011	Andreas Tete
24	143	1264565321......5643398613	c143 = P59 · P84	10215-10107-1	December 7, 2011	Dmitry Domanov
25	142	8733638945......7310054259	c142 = P70 · P73	8·10233-1	October 20, 2009	matsui
26	142	2568939641......4872095989	c142 = P62 · P81	(38·10204+61)/9	July 5, 2011	Bryan Koen
27	141	5012281568......9285997723	c141 = P54 · P88	(89·10219+1)/9	November 23, 2011	Erik Branger
28	141	2255574820......4593242897	c141 = P61 · P80	(53·10205+1)/9	December 10, 2010	Markus Tervooren
29	141	1817067932......4506576003	c141 = P62 · P80	(89·10211+1)/9	June 23, 2011	Bryan Koen
30	140	8692778615......8409959887	c140 = P53 · P88	(16·10214-61)/9	August 3, 2008	Serge Batalov
31	140	6797993542......4081957167	c140 = P49 · P92	10247+9	May 21, 2011	Sinkiti Sibata
32	140	2379827422......6764218897	c140 = P49 · P92	(26·10203+1)/9	June 11, 2009	Dmitry Domanov
33	140	1713277190......3860034243	c140 = P61 · P79	(53·10202-71)/9	July 3, 2010	Sinkiti Sibata
34	140	1214937757......4400899199	c140 = P45 · P95	4·10200+7	March 5, 2008	Tyler Cadigan
35	140	1125967059......0177470089	c140 = P69 · P71	(47·10205+7)/9	February 22, 2011	Nicolai Caraibendko
36	139	6315011082......5769334851	c139 = P66 · P74	(16·10213-61)/9	February 16, 2010	Markus Tervooren
37	139	2195790727......8313782281	c139 = P65 · P74	(23·10199+13)/9	July 5, 2010	Markus Tervooren
38	139	1930124327......9497550709	c139 = P47 · P92	(7·10239-18·10119-7)/9	March 7, 2012	Dmitry Domanov
39	139	1021473256......9924007723	c139 = P60 · P79	6·10199+1	July 10, 2008	Tyler Cadigan
40	138	8880878175......9297044527	c138 = P60 · P79	(10196+53)/9	February 24, 2009	Tyler Cadigan
41	138	5155443999......4218334459	c138 = P62 · P77	2·10200+9	October 31, 2009	Dmitry Domanov
42	138	3795344251......4957117713	c138 = P49 · P89	(10198+53)/9	July 31, 2008	Tyler Cadigan
43	138	3323394116......4641850869	c138 = P64 · P74	(7·10196-43)/9	May 9, 2008	Wataru Sakai
44	138	2640380361......2564430347	c138 = P55 · P84	(7·10200-1)/3	May 29, 2010	Jo Yeong Uk
45	138	1663658109......4568179273	c138 = P66 · P73	(89·10226+1)/9	August 26, 2011	Dmitry Domanov
46	138	1626066195......1088438901	c138 = P67 · P72	(10253+45·10126-1)/9	March 4, 2012	Dmitry Domanov
47	137	3619785747......1231445171	c137 = P57 · P80	(10195+45·1097-1)/9	December 10, 2011	Jo Yeong Uk
48	137	3594130949......3713419521	c137 = P67 · P71	(64·10212+53)/9	April 29, 2011	Dmitry Domanov
49	137	2802799146......9001246999	c137 = P52 · P85	(64·10205-1)/9	November 27, 2009	Erik Branger
50	137	2544466089......9205259751	c137 = P49 · P88	(55·10199+53)/9	June 5, 2009	Sinkiti Sibata
51	137	2395919535......9789544749	c137 = P54 · P83	(7·10206-61)/9	September 12, 2011	Erik Branger
52	137	1680369990......2264261947	c137 = P46 · P92	(16·10202-7)/9	August 30, 2009	Dmitry Domanov
53	137	1285064147......8358968679	c137 = P47 · P91	2·10207-1	June 16, 2009	Andreas Tete
54	137	1087942511......1683455169	c137 = P60 · P77	(67·10198+23)/9	May 11, 2011	Sinkiti Sibata
55	136	9733835730......2983239361	c136 = P54 · P83	(55·10188+71)/9	May 20, 2012	Robert Backstrom
56	136	8878506420......9658825733	c136 = P56 · P81	(23·10193-41)/9	May 7, 2012	Robert Backstrom
57	136	8876558906......3617330037	c136 = P61 · P76	(7·10199-36·1099-7)/9	March 2, 2012	Dmitry Domanov
58	136	8084753086......0122707201	c136 = P59 · P78	9·10249-1	May 29, 2009	matsui
59	136	7790204783......4975428717	c136 = P50 · P87	(58·10186+41)/9	May 21, 2012	Robert Backstrom
60	136	6914555030......5884324693	c136 = P64 · P73	(85·10189+23)/9	May 17, 2012	Robert Backstrom
61	136	6486227147......9358958991	c136 = P43 · P94	(14·10183-17)/3	May 27, 2012	Robert Backstrom
62	136	6449863363......0027831343	c136 = P55 · P82	10207-7·10103-1	March 1, 2012	Dmitry Domanov
63	136	6005231212......0272552397	c136 = P59 · P78	(89·10195-71)/9	May 5, 2012	Robert Backstrom
64	136	5629017292......8993301137	c136 = P49 · P88	(76·10200+41)/9	May 2, 2012	Robert Backstrom
65	136	5497668581......6065079389	c136 = P62 · P75	7·10193-9	May 5, 2012	Robert Backstrom
66	136	4932910003......9924856103	c136 = P65 · P71	(5·10186-17)/3	May 23, 2012	Robert Backstrom
67	136	4628751933......3940532871	c136 = P52 · P85	(47·10205+43)/9	May 4, 2012	Robert Backstrom
68	136	4341631904......9960985351	c136 = P53 · P84	(22·10188+17)/3	May 18, 2012	Robert Backstrom
69	136	4202966497......9899769749	c136 = P62 · P75	(34·10198-43)/9	May 3, 2012	Robert Backstrom
70	136	4158535275......6649315069	c136 = P67 · P69	10194+3	September 26, 2009	Tyler Cadigan
71	136	3663098565......1995557481	c136 = P62 · P75	10198+9	March 15, 2010	Sinkiti Sibata
72	136	3624922632......0840544187	c136 = P40 · P96	(83·10184-11)/9	May 25, 2012	Robert Backstrom
73	136	3583829222......7845456417	c136 = P54 · P83	(10220+11)/3	December 21, 2011	Dmitry Domanov
74	136	3018198569......1416352379	c136 = P56 · P80	(10190-7)/3	May 15, 2012	Robert Backstrom
75	136	2207841030......9126954467	c136 = P54 · P82	(43·10215-7)/9	August 8, 2011	Dmitry Domanov
76	136	2198221520......7252786307	c136 = P67 · P69	(59·10190-41)/9	May 10, 2012	Robert Backstrom
77	136	2169383120......2646511643	c136 = P68 · P68	(22·10186+23)/9	May 23, 2012	Robert Backstrom
78	136	2068145264......2020248887	c136 = P53 · P83	(17·10199+7)/3	May 3, 2012	Robert Backstrom
79	136	2020112505......8423877129	c136 = P49 · P87	(41·10201-23)/9	May 3, 2011	Sinkiti Sibata
80	136	1840566292......9569746553	c136 = P62 · P74	(88·10182-43)/9	May 27, 2012	Robert Backstrom
81	136	1701907069......2776106637	c136 = P55 · P81	(86·10187-23)/9	May 20, 2012	Robert Backstrom
82	136	1385849343......9469074379	c136 = P68 · P68	8·10192+9	May 8, 2012	Robert Backstrom
83	136	1373123490......5773110607	c136 = P42 · P94	(61·10184+11)/9	May 26, 2012	Robert Backstrom
84	136	1351894495......1840967687	c136 = P55 · P82	(79·10200-61)/9	December 8, 2011	Erik Branger
85	136	1328975843......7057766927	c136 = P43 · P93	(53·10190-71)/9	May 10, 2012	Robert Backstrom
86	136	1224390947......5411836521	c136 = P46 · P90	(7·10191+11)/9	May 8, 2012	Robert Backstrom
87	136	1183825359......2319436037	c136 = P65 · P71	(89·10234+1)/9	August 23, 2011	Dmitry Domanov
88	136	1013290485......6413033509	c136 = P39 · P43 · P55	6·10184+7	May 25, 2012	Robert Backstrom
89	135	9866737685......6531214169	c135 = P64 · P72	(16·10193+11)/9	November 11, 2011	Erik Branger
90	135	8825624405......3094322497	c135 = P58 · P77	(14·10196-41)/9	December 6, 2011	Erik Branger
91	135	7813605352......9627485841	c135 = P57 · P79	(79·10236-61)/9	May 12, 2012	Robert Backstrom
92	135	7254593711......0913142841	c135 = P65 · P71	(68·10217+31)/9	May 1, 2012	Erik Branger
93	135	6848326418......9905306087	c135 = P65 · P71	(7·10209-9·10104-7)/9	February 28, 2012	Dmitry Domanov
94	135	4892410244......1307068961	c135 = P51 · P85	(10193+71)/9	September 29, 2011	Erik Branger
95	135	4322816777......4754329521	c135 = P56 · P80	(28·10233+11)/3	April 28, 2012	Erik Branger
96	135	4217703463......1332412531	c135 = P59 · P77	(64·10200+53)/9	May 24, 2010	Markus Tervooren
97	135	4161046867......7870095129	c135 = P62 · P73	9·10200+1	August 10, 2010	Jo Yeong Uk
98	135	4005703171......0344559391	c135 = P55 · P80	7·10188-9	May 14, 2012	Robert Backstrom
99	135	4001671843......5891751137	c135 = P67 · P68	(5·10226+7)/3	April 26, 2012	Erik Branger
100	135	3187731260......7897550493	c135 = P49 · P86	(4·10195-1)/3	November 17, 2007	Jo Yeong Uk

3. Top 100 big prime factors

	digits	prime factor	factorization	from	when	who
1	112	2435468240......7549399939	c243 = P112 · P132	(16·10246-7)/9	March 18, 2010	RSALS, Jeff Gilchrist
2	110	2591978136......8225740749	c243 = P110 · P134	6·10242+1	January 20, 2010	Markus Tervooren
3	109	2172841954......3893294107	c230 = P109 · P121	2·10229+9	January 21, 2010	RSALS, Jeff Gilchrist
4	108	4261719164......6159585133	c219 = P108 · P111	(4·10221-1)/3	February 19, 2010	RSALS, Lionel Debroux, Jeff Gilchrist
5	107	4523930711......5923266349	c230 = P107 · P123	(16·10237-7)/9	March 29, 2010	RSALS, Michael Rao
6	107	1919140512......8931689829	c220 = P107 · P114	(62·10219-17)/9	March 15, 2012	matsui
7	105	2758415571......2713984331	c217 = P105 · P113	(16·10228-7)/9	March 10, 2010	RSALS, Lionel Debroux, Jeff Gilchrist
8	105	2262725364......9626342987	c215 = P105 · P110	2·10224+9	January 5, 2012	matsui
9	104	2822060601......6899729323	c241 = P104 · P138	(16·10248-7)/9	April 23, 2010	RSALS, Zeta-Flux
10	103	2121306592......3451437893	c206 = P103 · P104	(14·10205-11)/3	February 22, 2009	Wataru Sakai
11	102	1533099133......7052274147	c205 = P102 · P103	(37·10204+17)/9	February 4, 2009	Robert Backstrom
12	101	3295629325......3934862861	c222 = P101 · P122	(10229-7)/3	November 19, 2009	Robert Backstrom
13	100	3999406295......3646862107	c205 = P100 · P106	(4·10207-1)/3	July 18, 2008	Serge Batalov
14	100	3868312352......2986063797	c208 = P100 · P108	4·10209+1	February 17, 2009	Serge Batalov
15	100	1658052843......6500313297	c224 = P100 · P125	(2·10228+1)/3	March 2, 2011	RSALS, Carlos Pinho
16	99	2196317029......3420749513	c201 = P99 · P103	(26·10200-11)/3	November 27, 2009	Dmitry Domanov
17	99	2176655235......3233897849	c198 = P99 · P99	(16·10217-1)/3	October 18, 2011	matsui
18	98	4031127684......6624161389	c222 = P98 · P124	2·10221+9	February 24, 2011	Dmitry Domanov
19	97	7280909499......6391929013	c196 = P97 · P99	(85·10195-13)/9	October 10, 2010	Wataru Sakai
20	97	1671913865......0144902657	c194 = P97 · P97	6·10198+1	March 14, 2009	matsui
21	96	4245513050......4895953363	c225 = P96 · P129	(2·10226+1)/3	February 25, 2011	RSALS, Carlos Pinho
22	96	2203921585......2594920421	c197 = P96 · P102	(2·10197+1)/3	November 1, 2008	Wataru Sakai
23	96	1195097379......0667993821	c195 = P96 · P100	(25·10195-61)/9	October 8, 2008	Tyler Cadigan
24	95	8204067446......7504824993	c229 = P95 · P134	(73·10228-1)/9	October 27, 2009	Robert Backstrom
25	95	4964175152......3228625163	c191 = P95 · P96	(89·10198-53)/9	October 23, 2010	Robert Backstrom
26	95	1698208635......2399568593	c191 = P95 · P97	(37·10193-1)/9	August 9, 2009	Wataru Sakai
27	95	1517651084......5058979721	c246 = P55 · P95 · P97	2·10245+3	January 12, 2012	RSALS, Greg Childers
28	95	1088726943......8681010433	c198 = P95 · P104	2·10202-1	April 28, 2010	Robert Backstrom
29	94	2063094904......4175515143	c191 = P94 · P98	(58·10194-13)/9	February 13, 2010	Robert Backstrom
30	94	2055683347......5514213803	c194 = P94 · P100	(26·10198+1)/9	April 8, 2010	Robert Backstrom
31	94	1948662034......3891106957	c191 = P94 · P98	(17·10192+1)/9	August 25, 2008	Robert Backstrom
32	94	1668400348......4806278253	c197 = P94 · P103	(7·10205-1)/3	August 3, 2011	matsui
33	94	1243247962......8158559071	c195 = P94 · P102	(46·10201+71)/9	August 10, 2010	matsui
34	93	5396747924......8903410781	c186 = P93 · P93	(71·10189+1)/9	March 5, 2010	Robert Backstrom
35	93	4573873379......2387958219	c203 = P93 · P110	(41·10203+31)/9	February 20, 2009	Robert Backstrom
36	93	3441699620......3237154389	c189 = P93 · P96	(65·10189+43)/9	October 27, 2009	Wataru Sakai
37	93	2670098763......1258427823	c190 = P93 · P97	(88·10196-61)/9	October 24, 2010	Robert Backstrom
38	93	2385158207......0969573597	c192 = P93 · P99	(83·10200+43)/9	July 6, 2010	matsui
39	93	1821071777......6711382939	c202 = P93 · P110	(26·10201+7)/3	March 3, 2012	Erik Branger
40	93	1051496914......4211525549	c192 = P93 · P100	(44·10196-17)/9	March 15, 2010	Robert Backstrom
41	92	6865375800......8288695747	c189 = P92 · P97	(89·10190-53)/9	October 27, 2010	Ignacio Santos
42	92	5807379598......5548359519	c190 = P92 · P98	(79·10197-61)/9	November 23, 2010	Robert Backstrom
43	92	3599974652......0614292837	c196 = P92 · P105	(23·10195-17)/3	February 12, 2010	Dmitry Domanov
44	92	2166070315......3951468973	c191 = P92 · P99	(79·10194-7)/9	February 14, 2010	Robert Backstrom
45	92	1726865780......4754967379	c198 = P92 · P107	(14·10201+1)/3	April 24, 2010	Robert Backstrom
46	92	1391929238......2082548693	c185 = P92 · P93	(19·10192-1)/9	April 26, 2010	Ignacio Santos
47	92	1008482741......8612395447	c193 = P92 · P102	(68·10192+13)/9	September 1, 2008	Robert Backstrom
48	91	6817234265......5873141941	c188 = P91 · P97	(32·10198+31)/9	July 18, 2011	matsui
49	91	3211532119......8053426139	c201 = P91 · P111	(52·10204-61)/9	December 22, 2009	RSALS, Lionel Debroux, Jeff Gilchrist
50	91	2882509691......8570293787	c196 = P91 · P105	(22·10198-1)/3	May 15, 2009	Robert Backstrom
51	91	2174373058......1680431157	c201 = P91 · P111	(43·10200+11)/9	August 9, 2009	Jo Yeong Uk
52	91	1935503434......7536789947	c186 = P91 · P95	(10201+15·10100-1)/3	April 21, 2012	Jo Yeong Uk
53	90	9446859320......7899046421	c181 = P90 · P91	(22·10186+17)/3	March 11, 2010	Ignacio Santos
54	90	8957596333......4141733847	c188 = P90 · P99	(83·10187+43)/9	June 6, 2010	Serge Batalov
55	90	5711913560......2169422749	c184 = P90 · P94	(26·10183-17)/9	October 29, 2008	Jo Yeong Uk
56	90	5135780043......9620842531	c181 = P90 · P91	(23·10188+31)/9	October 4, 2010	Ignacio Santos
57	90	4742858954......2123750183	c190 = P90 · P101	(10198+11)/3	October 1, 2010	Markus Tervooren
58	90	4100591839......8350378243	c182 = P90 · P92	(77·10183-41)/9	November 4, 2010	Ignacio Santos
59	90	1997230151......4975745853	c188 = P90 · P99	(44·10200+1)/9	August 1, 2010	matsui
60	90	1683461922......2903175133	c180 = P90 · P91	(86·10188+13)/9	January 26, 2012	Robert Backstrom
61	90	1571993914......9578529659	c190 = P90 · P101	(47·10191+7)/9	June 28, 2009	Wataru Sakai
62	90	1527845695......5255344901	c194 = P90 · P105	(38·10193+43)/9	January 8, 2009	Jo Yeong Uk
63	90	1338924484......5314303009	c196 = P90 · P107	(77·10198+31)/9	November 10, 2010	Robert Backstrom
64	90	1201905405......2766885749	c182 = P90 · P93	(19·10195+53)/9	May 4, 2011	matsui
65	90	1192105343......5217297333	c199 = P90 · P110	(5·10198-17)/3	November 30, 2008	Jo Yeong Uk
66	90	1002076184......7331537721	c179 = P90 · P90	(31·10183-13)/9	July 27, 2009	Robert Backstrom
67	89	7551552820......3562595377	c195 = P89 · P106	(32·10203+31)/9	February 5, 2011	Robert Backstrom
68	89	5972008862......7354629477	c243 = P89 · P154	10244+3	April 11, 2010	RSALS, Jeff Gilchrist
69	89	5663300237......0743196879	c190 = P89 · P101	(4·10190-31)/9	November 1, 2007	Jo Yeong Uk
70	89	5259332880......7024750447	c198 = P89 · P110	(5·10200+13)/9	August 16, 2009	Ignacio Santos
71	89	4331350122......4578414523	c205 = P89 · P117	(16·10227-7)/9	December 3, 2009	RSALS, Jeff Gilchrist
72	89	4328005510......6073696929	c183 = P89 · P95	(10195+72·1097-1)/9	December 25, 2011	Jo Yeong Uk
73	89	3504584751......4260070747	c192 = P89 · P104	(4·10192-13)/9	February 19, 2008	Jo Yeong Uk
74	89	2908171984......8877066449	c191 = P89 · P103	(4·10200-13)/9	January 24, 2011	Markus Tervooren
75	89	1634176599......6047359851	c177 = P89 · P89	(37·10183+53)/9	September 8, 2010	Ignacio Santos
76	89	1629276562......4307635029	c177 = P89 · P89	(37·10187+17)/9	February 11, 2012	Robert Backstrom
77	89	1600238906......6404528443	c180 = P89 · P92	9·10185+7	November 22, 2008	Wataru Sakai
78	89	1363657585......8689414957	c193 = P89 · P105	(10229+53)/9	February 13, 2010	RSALS, Lionel Debroux, Joshua2
79	89	1349594432......4150016861	c188 = P89 · P100	(4·10188-31)/9	October 17, 2007	Jo Yeong Uk
80	89	1320451830......6309784809	c178 = P89 · P89	2·10193+3	June 9, 2010	Bart Jans
81	89	1184749855......5322583083	c187 = P89 · P98	(86·10187-41)/9	October 11, 2010	Robert Backstrom
82	89	1031355330......5849226013	c180 = P89 · P92	(53·10189-71)/9	February 15, 2012	Robert Backstrom
83	88	6436266466......0591121799	c194 = P88 · P106	(31·10198+23)/9	April 10, 2010	Robert Backstrom
84	88	4548789624......3242583257	c184 = P88 · P96	(82·10185-1)/9	June 15, 2008	Robert Backstrom
85	88	4024550742......8559965681	c196 = P88 · P108	(19·10196+71)/9	January 19, 2009	Wataru Sakai
86	88	3403248951......4183684189	c195 = P88 · P108	5·10194+9	September 5, 2008	Jo Yeong Uk
87	88	3384250757......2096639501	c189 = P88 · P102	(13·10196-1)/3	November 17, 2010	Robert Backstrom
88	88	2548035129......1864294189	c179 = P88 · P92	(43·10182-61)/9	July 22, 2009	Robert Backstrom
89	88	2497423954......0129361669	c189 = P88 · P101	(14·10195-41)/9	August 19, 2010	Ignacio Santos
90	88	2415751401......4905427873	c177 = P88 · P90	(82·10189+71)/9	March 3, 2012	Robert Backstrom
91	88	2052187685......9204220861	c207 = P88 · P119	(2·10209+1)/3	July 27, 2009	Robert Backstrom
92	88	1773544851......2232843039	c194 = P88 · P107	(23·10198+31)/9	September 20, 2009	matsui
93	88	1639019173......6983124029	c179 = P88 · P91	(5·10179-17)/3	July 9, 2007	Robert Backstrom
94	88	1542411173......5655299091	c183 = P88 · P96	(67·10195+23)/9	October 10, 2010	matsui
95	88	1516632346......0169586137	c187 = P88 · P100	6·10193-1	February 4, 2010	Robert Backstrom
96	88	1423285522......7170597099	c178 = P88 · P91	(58·10183+23)/9	July 10, 2010	Ignacio Santos
97	87	8144562795......0748860053	c175 = P87 · P89	(10183+53)/9	January 23, 2009	Tyler Cadigan
98	87	6039950078......8023460433	c178 = P87 · P92	(13·10184-7)/3	March 2, 2010	Wataru Sakai
99	87	5041061439......7358372243	c188 = P87 · P102	(77·10187-23)/9	November 8, 2010	Sinkiti Sibata
100	87	4369391363......2472591579	c196 = P87 · P109	(82·10198-1)/9	May 18, 2009	Robert Backstrom

4. Top 100 big prime factors found by ECM

	digits	prime factor	from	B1	sigma	when	who
1	68		(64·10341-1)/9	110000000	1998958586	Dec 28, 2009	Lazarusuk and yoyo
2	61		(4·10247+23)/9	43000000	1091070925	Sep 26, 2011	Dmitry Domanov
3	60		8·10173+3	70000000	2225376710	Apr 21, 2011	Markus Tervooren
4	60		(10210+71)/9	110000000	1839417779	Dec 14, 2011	toms83
5	58		(8·10141-17)/9	3897500	2735675386	Oct 31, 2003	Robert Backstrom
6	58		(7·10298-61)/9	110000000	3209778788	May 15, 2012	Polybius
7	57		(64·10335-1)/9	110000000	2435189077	May 30, 2010	yoyo@home
8	57		(10189+17)/9	43000000	2533385006	Mar 19, 2010	yoyo@home
9	56		(64·10311-1)/9	110000000	2829005864	Nov 12, 2010	Jamoko
10	56		3·10166-1	44000000	3068145495	Sep 14, 2005	Wataru Sakai
11	55		6·10232+1	43000000	2996709645	Oct 3, 2011	Dmitry Domanov
12	55		2·10205+3	110000000	3201252992	Sep 22, 2011	Alessandro Freda
13	55		(10199+6·1099-1)/3	43000000	7147498402	Mar 14, 2012	Jo Yeong Uk
14	55		6·10243-1	110000000	350798261	Feb 8, 2012	John Black
15	55		(10217+45·10108-1)/9	11000000	2610167040	Dec 19, 2011	Wataru Sakai
16	55		3·10280+1	43000000	2745925504	Nov 1, 2011	Lionel Debroux
17	55		6·10232-1	110000000	2133991575	Oct 12, 2010	Crunchers For More Power
18	55		(7·10173-1)/3	11000000	6839645954	Mar 28, 2010	Jo Yeong Uk
19	55		(73·10248-1)/9	110000000	2054819751	May 25, 2012	nisba
20	54		(28·10199+53)/9	43000000	1174455334	Jan 25, 2010	yoyo@home
21	54		(7·10217-18·10108-7)/9	43000000	2582114177	Apr 3, 2012	Dmitry Domanov
22	54		3·10257+1	110000000	390679050	Dec 17, 2011	MarcinGorecki
23	54		(7·10206-61)/9	43000000	3882850038	Jul 19, 2011	Dmitry Domanov
24	54		(8·10205+1)/9	11000000	8149266422	Feb 4, 2011	Jo Yeong Uk
25	54		6·10233-1	110000000	2846170231	Oct 14, 2011	shauge
26	54		(10203+17)/9	110000000	1401805083	Mar 25, 2010	yoyo@home
27	54		(8·10235-71)/9	43000000	3059727795	Apr 2, 2012	Dmitry Domanov
28	53		2·10245+9	11000000	1340622085	Jan 20, 2010	Dmitry Domanov
29	53		6·10212+1	110000000	1720472598	Feb 17, 2012	Luca Dentis
30	53		(8·10209+7)/3	110000000	582309154	Dec 26, 2011	Wataru Sakai
31	53		(7·10287-61)/9	110000000	1954957419	May 16, 2012	[SG-FC] hl
32	53		(8·10205+1)/9	11000000	1922815235	Mar 3, 2011	Jo Yeong Uk
33	53		(31·10195-13)/9	11000000	417595026	Mar 29, 2010	Dmitry Domanov
34	53		(4·10229+23)/9	43000000	468313029	Sep 27, 2011	Dmitry Domanov
35	53		(53·10205-71)/9	110000000	3731845005	Oct 12, 2010	Jamoko
36	53		(8·10236-71)/9	43000000	4248429471	Apr 2, 2012	Dmitry Domanov
37	53		(13·10219-31)/9	43000000	1505691527	May 25, 2012	Dmitry Domanov
38	53		(7·10286-61)/9	110000000	1755557075	May 15, 2012	Sonic@Planet 3DNow!
39	53		6·10234+1	110000000	1693717372	Oct 17, 2010	[AF>Le_Pommier>MacBidouille.com]m.o.u.s.t.i.c
40	52		7·10197+1	11000000	8526517687	May 25, 2010	Jo Yeong Uk
41	52		(65·10198+61)/9	43000000	1510619645	Feb 24, 2010	yoyo@home
42	52		(10178+53)/9	11000000	1762451977	Jul 18, 2008	suberi
43	52		5·10198-1	11000000	3155546428	Jan 19, 2010	Jo Yeong Uk
44	52		(7·10248-43)/9	110000000	1445666929	Jul 22, 2011	bbd in ep
45	52		(10217+17)/9	110000000	2706288145	Sep 5, 2011	Familie
46	52		(7·10267+18·10133-7)/9	43000000	2970271342	Mar 29, 2012	Dmitry Domanov
47	52		4·10224+9	43000000	9880405	Nov 11, 2011	Dmitry Domanov
48	52		(58·10170+41)/9	3000000	1249571775	Aug 10, 2009	Wataru Sakai
49	52		(64·10329-1)/9	110000000	4282628390	Nov 18, 2010	Beyond
50	51		(29·10170+43)/9	11000000	3500915563	Sep 19, 2009	Jo Yeong Uk
51	51		8·10178+9	110000000	82896577	Dec 11, 2010	centylion torun
52	51		(10202+17)/9	110000000	2136131602	Mar 24, 2010	yoyo@home
53	51		(32·10205+13)/9	110000000	3446144840	Jun 15, 2009	Wataru Sakai
54	51		(4·10163+17)/3	11000000	861666340	Aug 21, 2008	nuggetprime
55	51		(64·10259-1)/9	110000000	2465520274	Nov 12, 2010	Grubix
56	51		(10226-7)/3	110000000	1606218002	Aug 16, 2010	[XTBA>TSA]+IvanleFou
57	51		(76·10199+23)/9	3000000	2727544917	Jun 4, 2010	Wataru Sakai
58	51		7·10217+1	110000000	948868638	Nov 12, 2011	steinrar
59	51		(10199+45·1099-1)/9	43000000	8250379896	Dec 28, 2011	Jo Yeong Uk
60	51		(41·10192-23)/9	43000000	1809606589	Jan 30, 2010	yoyo@home
61	51		(8·10245+7)/3	110000000	711246824	May 21, 2011	ERBrouwer
62	51		(68·10215+13)/9	43000000	2037802617	Mar 16, 2012	Dmitry Domanov
63	51		3·10272+1	110000000	3238627378	Dec 22, 2011	Mr. Hankey
64	51		(16·10213-1)/3	110000000	312436054	Sep 30, 2010	Beyond
65	51		3·10300+1	11000000	968510242	Aug 14, 2010	Dmitry Domanov
66	51		3·10270+1	11000000	796250227	May 20, 2011	Dmitry Domanov
67	51		6·10234-1	110000000	960106082	Oct 13, 2011	Jens
68	51		(10213+12·10106-1)/3	43000000	2781673066	Feb 9, 2012	Dmitry Domanov
69	51		6·10233-1	110000000	1429579247	Feb 8, 2012	Meharts
70	51		(7·10252-61)/9	110000000	243273973	Nov 23, 2011	shauge
71	50		(7·10265-9·10132-7)/9	11000000	4074269785	Jan 23, 2012	Dmitry Domanov
72	50		(23·10202-17)/3	3000000	231255056	Mar 28, 2012	Dmitry Domanov
73	50		(68·10234+13)/9	11000000	2638345053	Feb 14, 2012	Dmitry Domanov
74	50		(53·10175-17)/9	3000000	881074462	Aug 10, 2011	Erik Branger
75	50		(43·10190+11)/9	11000000	1301257518	Feb 24, 2009	Wataru Sakai
76	50		(7·10201-1)/3	110000000	1769223658	Jan 22, 2011	mikkovi
77	50		4·10249+9	110000000	3264100850	Oct 1, 2011	steinrar
78	50		(7·10274-61)/9	110000000	907346231	May 4, 2011	Grubix
79	50		3·10276+1	110000000	2532303676	Apr 26, 2011	Grubix
80	50		3·10197+1	11000000	8431913116	Mar 28, 2010	Jo Yeong Uk
81	50		3·10267+1	110000000	2974508238	Dec 21, 2011	[AF>France] intello222222
82	50		(7·10265-61)/9	110000000	2839405427	Nov 28, 2011	GRB IV
83	50		(23·10247-11)/3	43000000	2500401199	May 11, 2012	Dmitry Domanov
84	50		(16·10244-7)/9	11000000	1786901496	Aug 25, 2009	Dmitry Domanov
85	50		6·10210-1	110000000	449455868	Oct 7, 2011	Grubix
86	50		(29·10173-11)/9	250000	1233271169	Nov 11, 2011	Ray Chandler
87	50		(10197+54·1098-1)/9	11000000	7949149673	Oct 28, 2011	Jo Yeong Uk
88	49		(7·10269-61)/9	110000000	1704699520	May 3, 2011	VictordeHollander
89	49		(73·10246-1)/9	11000000	3586205393	Mar 22, 2011	Dmitry Domanov
90	49		(89·10218+1)/9	3000000	658974453	Jan 21, 2011	Serge Batalov
91	49		(7·10253-9·10126-7)/9	3000000	3733260338	Jan 16, 2012	Dmitry Domanov
92	49		(49·10164+41)/9	3316000	27217913	Mar 28, 2009	Robert Backstrom
93	49		(17·10196+7)/3	11000000	469680236	Aug 4, 2010	Wataru Sakai
94	49		7·10223+1	43000000	3323799218	Jun 11, 2011	Dmitry Domanov
95	49		(7·10213-61)/9	110000000	2137486157	Nov 17, 2011	Polybius
96	49		10277-8·10138-1	43000000	3176861911	Jan 22, 2012	Dmitry Domanov
97	49		3·10204-1	110000000	750827538	Dec 17, 2011	[GPU Force] Robert 7NBI
98	49		6·10210+1	110000000	2789305117	Feb 9, 2012	Jarekcz
99	49		(7·10188-43)/9	43000000	3499185670	May 22, 2009	Dmitry Domanov
100	49		6·10230-1	110000000	3540827403	Oct 14, 2011	steinrar

5. Nice split

Two large factors which have 50 digits at least with the same length.

	digits	prime factors		from	when	who
1	99			(16·10217-1)/3	Oct 18, 2011	matsui
2	97			6·10198+1	Mar 14, 2009	matsui
3	93			(71·10189+1)/9	Mar 5, 2010	Robert Backstrom
4	90			(31·10183-13)/9	Jul 27, 2009	Robert Backstrom
5	89			(37·10183+53)/9	Sep 8, 2010	Ignacio Santos
6	89			(37·10187+17)/9	Feb 11, 2012	Robert Backstrom
7	89			2·10193+3	Jun 9, 2010	Bart Jans
8	87			(88·10185-43)/9	Mar 1, 2012	Robert Backstrom
9	85			(7·10185-36·1092-7)/9	Feb 3, 2012	Dmitry Domanov
10	84			(8·10196+1)/9	Apr 27, 2009	Jo Yeong Uk
11	83			(10171+12·1085-1)/3	Mar 9, 2011	Dmitry Domanov
12	83			(62·10170-71)/9	Nov 15, 2009	Dmitry Domanov
13	78			(44·10173-71)/9	Mar 5, 2009	Serge Batalov
14	76			(79·10169-7)/9	Oct 1, 2008	Robert Backstrom
15	76			(65·10164+61)/9	Nov 29, 2009	Jo Yeong Uk
16	71			(52·10172-43)/9	Sep 7, 2010	Sinkiti Sibata
17	71			(47·10191+43)/9	Sep 30, 2010	matsui
18	70			(79·10180-61)/9	Nov 7, 2010	Robert Backstrom
19	70			(34·10203+11)/9	Mar 9, 2010	Markus Tervooren
20	69			(22·10139-1)/3	May 5, 2005	Greg Childers
21	69			(28·10146-1)/9	Apr 19, 2005	Sinkiti Sibata
22	68			8·10192+9	May 8, 2012	Robert Backstrom
23	68			(34·10137+11)/9	Dec 3, 2008	Serge Batalov
24	68			(22·10186+23)/9	May 23, 2012	Robert Backstrom
25	68			(22·10197+23)/9	Oct 1, 2009	Wataru Sakai
26	68			(59·10135+31)/9	Oct 19, 2009	Dmitry Domanov
27	68			(79·10153-43)/9	Nov 8, 2010	Dmitry Domanov
28	68			(59·10141-23)/9	Sep 7, 2009	Robert Backstrom
29	67			(19·10163+71)/9	Jul 13, 2008	Robert Backstrom
30	67			(35·10199-17)/9	Oct 16, 2010	Ignacio Santos
31	66			(76·10134-31)/9	Jan 14, 2010	Sinkiti Sibata
32	66			(5·10159-41)/9	Oct 8, 2007	Jo Yeong Uk
33	66			(23·10153+7)/3	Jan 28, 2010	Sinkiti Sibata
34	66			(58·10192+23)/9	Apr 13, 2011	Sinkiti Sibata
35	65			(22·10163-13)/9	Jul 10, 2008	Robert Backstrom
36	65			(10205+36·10102-1)/9	Nov 22, 2011	Warut Roonguthai
37	65			(16·10145-43)/9	Apr 19, 2008	Robert Backstrom
38	64			3·10192-1	Mar 1, 2010	Jo Yeong Uk
39	64			(11·10203+1)/3	Apr 27, 2010	Sinkiti Sibata
40	64			(11·10186+1)/3	Apr 19, 2010	Sinkiti Sibata
41	64			(13·10193+23)/9	Oct 1, 2008	Robert Backstrom
42	63			(64·10182+17)/9	May 25, 2011	Erik Branger
43	63			(13·10242-7)/3	Apr 4, 2012	Warut Roonguthai
44	63			(10175+63·1087-1)/9	May 2, 2011	Warut Roonguthai
45	62			(23·10184+13)/9	Sep 10, 2008	Sinkiti Sibata
46	62			(14·10145+13)/9	Mar 29, 2008	Jo Yeong Uk
47	62			5·10126+9	Dec 16, 2007	Jo Yeong Uk
48	62			(76·10148-31)/9	Jan 16, 2010	Sinkiti Sibata
49	62			(10228+11)/3	Nov 20, 2011	Dmitry Domanov
50	62			(22·10125-1)/3	Oct 24, 2004	Sander Hoogendoorn
51	61			(2·10193-17)/3	Dec 1, 2010	Erik Branger
52	61			(8·10178-53)/9	Aug 12, 2008	Serge Batalov
53	61			(22·10144-7)/3	Oct 29, 2009	Erik Branger
54	61			(4·10148+41)/9	Jan 31, 2005	Samuel Chong
55	61			(46·10174-1)/9	Aug 8, 2008	Serge Batalov
56	61			(8·10120+7)/3	Oct 20, 2007	Jo Yeong Uk
57	60			5·10118-9	Dec 4, 2007	Jo Yeong Uk
58	59			(25·10193+11)/9	Feb 2, 2010	Robert Backstrom
59	59			(7·10173-36·1086-7)/9	Feb 8, 2011	Erik Branger
60	59			(43·10160-7)/9	Aug 1, 2007	Sinkiti Sibata
61	59			(16·10183-61)/9	Apr 17, 2011	Dmitry Domanov
62	58			(5·10202+1)/3	Aug 16, 2011	matsui
63	58			(67·10143+23)/9	Nov 17, 2004	Greg Childers
64	57			(7·10142+11)/9	Apr 28, 2005	Makoto Kamada
65	57			(29·10118+1)/3	Oct 10, 2010	Dmitry Domanov
66	57			(22·10136+23)/9	Jul 10, 2008	Serge Batalov
67	57			(53·10149-71)/9	Apr 19, 2009	Robert Backstrom
68	56			4·10154+9	Dec 10, 2007	Robert Backstrom
69	56			(5·10113+7)/3	Sep 26, 2007	Jo Yeong Uk
70	56			(37·10181+17)/9	Apr 17, 2011	Dmitry Domanov
71	56			(73·10142+53)/9	Jan 16, 2010	juno1369
72	55			(4·10143+41)/9	Jan 21, 2005	Samuel Chong
73	55			(41·10109+31)/9	Feb 3, 2009	Erik Branger
74	55			(73·10123+53)/9	Jan 3, 2010	juno1369
75	55			(5·10134-11)/3	Apr 12, 2008	Sinkiti Sibata
76	55			(25·10223-1)/3	Nov 7, 2008	Serge Batalov
77	55			(74·10175-11)/9	Sep 4, 2011	Dmitry Domanov
78	54			(77·10167+13)/9	Nov 1, 2010	Dmitry Domanov
79	54			3·10196-1	Oct 3, 2008	Jo Yeong Uk
80	53			(22·10143-31)/9	Jun 27, 2008	Sinkiti Sibata
81	53			(58·10139-13)/9	Jun 29, 2009	Sinkiti Sibata
82	53			(4·10110-31)/9	May 22, 2004	Naoki Yamamoto
83	53			(67·10203-13)/9	Mar 15, 2012	Dmitry Domanov
84	52			8·10107+3	Aug 9, 2007	Robert Backstrom
85	52			(16·10144-43)/9	Apr 17, 2008	Robert Backstrom
86	52			(77·10160+13)/9	Oct 31, 2010	Dmitry Domanov
87	52			(19·10163+53)/9	Jun 3, 2008	Jo Yeong Uk
88	52			(82·10188+53)/9	Feb 14, 2012	Robert Backstrom
89	52			(22·10167-7)/3	Nov 9, 2009	Jo Yeong Uk
90	52			(88·10152-7)/9	Jun 22, 2006	Sinkiti Sibata
91	51			(10222+17)/9	Jul 9, 2009	Dmitry Domanov
92	51			(64·10122+53)/9	Jul 2, 2003	Robert Backstrom
93	51			(2·10195+7)/9	Dec 4, 2010	Dmitry Domanov
94	51			(32·10111-41)/9	Nov 22, 2008	Sinkiti Sibata
95	50			(59·10160-23)/9	Sep 6, 2009	Jo Yeong Uk
96	50			(31·10147+41)/9	Nov 25, 2008	Sinkiti Sibata

6. Top 100 unprovable near-repdigit PRPs

Top 100 unprovable near-repdigit PRPs.

Unprovable near-repdigit PRPs

	digits	flabel	wlabel	expression	when	who
1	424861	33331	3w1	(10424861-7)/3	January 9, 2012	Leonid Durman
2	380976	33331	3w1	(10380976-7)/3	January 10, 2012	Leonid Durman
3	271757	77771	7w1	(7·10271757-61)/9	March 5, 2012	Erik Branger
4	260198	77771	7w1	(7·10260198-61)/9	November 26, 2011	Erik Branger
5	232599	99997	9w7	10232599-3	October 16, 2010	Markus Tervooren
6	221631	99991	9w1	10221631-9	February 2011	Alexander Gramolin
7	148328	88889	8w9	(8·10148328+1)/9	May 22, 2010	Serge Batalov
8	144683	88889	8w9	(8·10144683+1)/9	May 21, 2010	Serge Batalov
9	111706	77771	7w1	(7·10111706-61)/9	January 29, 2011	Erik Branger
10	103704	13333	13w	(4·10103703-1)/3	August 2, 2009	Serge Batalov
11	93497	22223	2w3	(2·1093497+7)/9	March 14, 2011	Erik Branger
12	91856	77771	7w1	(7·1091856-61)/9	December 19, 2009	Erik Branger
13	90212	61111	61w	(55·1090211-1)/9	February 11, 2012	Ray Chandler
14	88545	22223	2w3	(2·1088545+7)/9	March 14, 2011	Erik Branger
15	87720	99997	9w7	1087720-3	July 28, 2010	Markus Tervooren
16	84239	66667	6w7	(2·1084239+1)/3	July 6, 2009	Serge Batalov
17	83462	71111	71w	(64·1083461-1)/9	April 10, 2009	Serge Batalov
18	80139	99991	9w1	1080139-9	January 2011	Alexander Gramolin
19	77309	44441	4w1	(4·1077309-31)/9	May 2, 2011	Erik Branger
20	75516		9v89w	1075516-102256-1	January 21, 2011	Serge Batalov
21	74254	21111	21w	(19·1074253-1)/9	February 4, 2012	Ray Chandler
22	71546	44441	4w1	(4·1071546-31)/9	May 2, 2011	Erik Branger
23	68994		9v89w	1068994-105814-1	January 21, 2011	Serge Batalov
24	67863	99989	9w89	1067863-11	May 29, 2011	Bob Price
25	66576	67777	67w	(61·1066575-7)/9	February 8, 2012	Ray Chandler
26	64305	99991	9w1	1064305-9	January 2011	Alexander Gramolin
27	63117	22223	2w3	(2·1063117+7)/9	March 14, 2011	Erik Branger
28	61098	61111	61w	(55·1061097-1)/9	February 11, 2012	Ray Chandler
29	58437	99989	9w89	1058437-11	May 29, 2011	Bob Price
30	56989	44441	4w1	(4·1056989-31)/9	May 2, 2011	Erik Branger
31	56545	21111	21w	(19·1056544-1)/9	March 13, 2009	Serge Batalov
32	56454	61111	61w	(55·1056453-1)/9	March 12, 2009	Serge Batalov
33	55544	66667	6w7	(2·1055544+1)/3	June 17, 2009	Serge Batalov
34	53804	99929	9w29	1053804-71	April 26, 2011	Bob Price
35	53718	33331	3w1	(1053718-7)/3	October 17, 2004	Makoto Kamada
36	53558	99979	9w79	1053558-21	March 4, 2011	Bob Price
37	53411	88889	8w9	(8·1053411+1)/9	December 18, 2008	Serge Batalov
38	53050	21111	21w	(19·1053049-1)/9	March 9, 2009	Serge Batalov
39	52764	67777	67w	(61·1052763-7)/9	February 27, 2009	Serge Batalov
40	52317	99929	9w29	1052317-71	April 26, 2011	Bob Price
41	50929	99949	9w49	1050929-51	May 29, 2011	Bob Price
42	49529	44441	4w1	(4·1049529-31)/9	May 2, 2011	Erik Branger
43	49484		9v89w	1049484-105384-1	January 21, 2011	Serge Batalov
44	49170	61111	61w	(55·1049169-1)/9	February 11, 2012	Ray Chandler
45	49025	33133	3w13w	(1049025-6·1024512-1)/3	July 5, 2005	Patrick De Geest
46	44358	88887	8w7	(8·1044358-17)/9	May 2, 2011	Erik Branger
47	43873	99959	9w59	1043873-41	April 26, 2011	Bob Price
48	43754	83333	83w	(25·1043753-1)/3	January 18, 2009	Serge Batalov
49	43272	67777	67w	(61·1043271-7)/9	January 2008	Maksym Voznyy
50	41034	27777	27w	(25·1041033-7)/9	October 13, 2010	Serge Batalov
51	40890	53333	53w	(16·1040889-1)/3	January 24, 2009	Serge Batalov
52	39606	66667	6w7	(2·1039606+1)/3	June 20, 2009	Serge Batalov
53	39464	55559	5w9	(5·1039464+31)/9	January 6, 2009	Serge Batalov
54	39311	77477	7w47w	(7·1039311-27·1019655-7)/9	November 25, 2002	Daniel Heuer
55	38690	55559	5w9	(5·1038690+31)/9	January 6, 2009	Serge Batalov
56	37963	77771	7w1	(7·1037963-61)/9	December 19, 2009	Erik Branger
57	37923	31111	31w	(28·1037922-1)/9	October 13, 2010	Serge Batalov
58	37915	77577	7w57w	(7·1037915-18·1018957-7)/9	November 20, 2002	Daniel Heuer
59	37597	99991	9w1	1037597-9	January 2008	Jason Earls
60	37169	99959	9w59	1037169-41	December 25, 2010	Bob Price
61	36315	77577	7w57w	(7·1036315-18·1018157-7)/9	November 18, 2002	Daniel Heuer
62	36271	99929	9w29	1036271-71	December 25, 2010	Bob Price
63	35925	99991	9w1	1035925-9	January 2008	Jason Earls
64	35754	53333	53w	(16·1035753-1)/3	January 23, 2009	Serge Batalov
65	35371	99989	9w89	1035371-11	December 25, 2010	Bob Price
66	35316	99959	9w59	1035316-41	December 25, 2010	Bob Price
67	32633	61111	61w	(55·1032632-1)/9	February 11, 2012	Ray Chandler
68	32176	88887	8w7	(8·1032176-17)/9	May 2, 2011	Erik Branger
69	31632	67777	67w	(61·1031631-7)/9	January 2008	Maksym Voznyy
70	30977	67777	67w	(61·1030976-7)/9	January 2008	Maksym Voznyy
71	30237	77677	7w67w	(7·1030237-9·1015118-7)/9	November 13, 2002	Daniel Heuer
72	30178	33331	3w1	(1030178-7)/3	March 20, 2004	Makoto Kamada
73	29705	71777	717w	(646·1029703-7)/9	July 11, 2011	Ray Chandler
74	29648		9w5999	1029648-4001	April 29, 2011	Ray Chandler
75	29315	77677	7w67w	(7·1029315-9·1014657-7)/9	November 13, 2002	Daniel Heuer
76	29188	88881	8w1	(8·1029188-71)/9	January 31, 2010	Erik Branger
77	28934	44447	4w7	(4·1028934+23)/9	January 31, 2010	Erik Branger
78	28751		9w49999999999	1028751-50000000001	April 29, 2011	Ray Chandler
79	28683		9w599999999	1028683-400000001	April 29, 2011	Ray Chandler
80	28609	51111	51w	(46·1028608-1)/9	February 25, 2010	Erik Branger
81	28566		9w899999999	1028566-100000001	March 22, 2011	Ray Chandler
82	28320	77737	7w37	(7·1028320-367)/9	June 30, 2011	Ray Chandler
83	27991		9w29999999	1027991-70000001	April 29, 2011	Ray Chandler
84	27955	77477	7w47w	(7·1027955-27·1013977-7)/9	November 13, 2002	Daniel Heuer
85	27753	27777	27w	(25·1027752-7)/9	February 25, 2010	Erik Branger
86	27679		9w79999999999	1027679-20000000001	April 29, 2011	Ray Chandler
87	27383		9w1999	1027383-8001	April 29, 2011	Ray Chandler
88	27378		9w49999	1027378-50001	April 29, 2011	Ray Chandler
89	27312	99959	9w59	1027312-41	December 25, 2010	Bob Price
90	27118		9w199999	1027118-800001	April 29, 2011	Ray Chandler
91	27042	31111	31w	(28·1027041-1)/9	February 25, 2010	Erik Branger
92	26777	38333	383w	(115·1026775-1)/3	April 8, 2011	Ray Chandler
93	26693	11161	1w61	(1026693+449)/9	June 10, 2011	Ray Chandler
94	26677		9w299999	1026677-700001	April 29, 2011	Ray Chandler
95	26619	11911	1w91w	(1026619+72·1013309-1)/9	November 13, 2002	Daniel Heuer
96	26601		9w299999	1026601-700001	April 29, 2011	Ray Chandler
97	26459	22223	2w3	(2·1026459+7)/9	January 31, 2010	Erik Branger
98	26445	77787	7w87	(7·1026445+83)/9	June 10, 2011	Ray Chandler
99	26395	11511	1w51w	(1026395+36·1013197-1)/9	November 6, 2002	Daniel Heuer
100	26294		9w899	1026294-101	January 2011	Serge Batalov

7. Top 100 unprovable quasi-repdigit PRPs

Top 100 unprovable quasi-repdigit PRPs except Plateau and Depression PRPs.

Unprovable quasi-repdigit PRPs (except pd)

	digits	flabel	wlabel	expression	when	who
1	198530	58889	58w9	(53·10198529+1)/9	July 25, 2010	Serge Batalov
2	196685	48889	48w9	(44·10196684+1)/9	July 24, 2010	Serge Batalov
3	191074	38889	38w9	(35·10191073+1)/9	July 17, 2010	Serge Batalov
4	139290	28889	28w9	(26·10139289+1)/9	May 18, 2010	Serge Batalov
5	137251	78889	78w9	(71·10137250+1)/9	May 17, 2010	Serge Batalov
6	121622	18889	18w9	(17·10121621+1)/9	May 9, 2010	Serge Batalov
7	121243	18889	18w9	(17·10121242+1)/9	May 9, 2010	Serge Batalov
8	118217	58889	58w9	(53·10118216+1)/9	June 10, 2010	Serge Batalov
9	113942	20009	20w9	2·10113941+9	March 8, 2010	Dmitry Domanov
10	109674	68889	68w9	(62·10109673+1)/9	June 5, 2010	Serge Batalov
11	106650	38889	38w9	(35·10106649+1)/9	June 14, 2010	Serge Batalov
12	100543	38889	38w9	(35·10100542+1)/9	June 5, 2010	Serge Batalov
13	98447	78889	78w9	(71·1098446+1)/9	June 14, 2010	Serge Batalov
14	98289	10003	10w3	1098288+3	March 4, 2011	Bob Price
15	96744	31119	31w9	(28·1096743+71)/9	December 8, 2008	Serge Batalov
16	92692	10009	10w9	1092691+9	March 4, 2011	Bob Price
17	91920	99961	9w61	1091920-39	April 26, 2011	Bob Price
18	91216	70003	70w3	7·1091215+3	November 7, 2009	Erik Branger
19	90598	19993	19w3	2·1090597-7	March 8, 2010	Dmitry Domanov
20	90034	50003	50w3	5·1090033+3	March 8, 2010	Dmitry Domanov
21	89170	69997	69w7	7·1089169-3	March 8, 2010	Dmitry Domanov
22	88262	49997	49w7	5·1088261-3	March 8, 2010	Dmitry Domanov
23	86816	99901	9w01	1086816-99	May 29, 2011	Bob Price
24	86110	99931	9w31	1086110-69	May 29, 2011	Bob Price
25	85911	59993	59w3	6·1085910-7	March 8, 2010	Dmitry Domanov
26	84305	99943	9w43	1084305-57	May 29, 2011	Bob Price
27	82790	99953	9w53	1082790-47	April 26, 2011	Bob Price
28	81654	50009	50w9	5·1081653+9	March 8, 2010	Dmitry Domanov
29	81297	99943	9w43	1081297-57	May 29, 2011	Bob Price
30	77418	99967	9w67	1077418-33	April 26, 2011	Bob Price
31	76875	99947	9w47	1076875-53	May 29, 2011	Bob Price
32	74335	99947	9w47	1074335-53	May 29, 2011	Bob Price
33	72730	99901	9w01	1072730-99	May 29, 2011	Bob Price
34	72303	50009	50w9	5·1072302+9	March 8, 2010	Dmitry Domanov
35	71952	60007	60w7	6·1071951+7	March 8, 2010	Dmitry Domanov
36	71300	60007	60w7	6·1071299+7	March 8, 2010	Dmitry Domanov
37	71238	50009	50w9	5·1071237+9	March 8, 2010	Dmitry Domanov
38	68719	38889	38w9	(35·1068718+1)/9	May 22, 2010	Serge Batalov
39	68401	79993	79w3	8·1068400-7	March 8, 2010	Dmitry Domanov
40	68297	99907	9w07	1068297-93	May 29, 2011	Bob Price
41	67743	80009	80w9	8·1067742+9	March 8, 2010	Dmitry Domanov
42	67469	90007	90w7	9·1067468+7	March 8, 2010	Dmitry Domanov
43	66793	99937	9w37	1066793-63	May 29, 2011	Bob Price
44	65332	68889	68w9	(62·1065331+1)/9	May 21, 2010	Serge Batalov
45	64883	19997	19w7	2·1064882-3	March 8, 2010	Dmitry Domanov
46	64862	99953	9w53	1064862-47	April 26, 2011	Bob Price
47	64436	99947	9w47	1064436-53	May 29, 2011	Bob Price
48	64388	60007	60w7	6·1064387+7	March 8, 2010	Dmitry Domanov
49	63719	12223	12w3	(11·1063718+7)/9	June 11, 2011	Serge Batalov
50	63352	70009	70w9	7·1063351+9	March 8, 2010	Dmitry Domanov
51	62234	50003	50w3	5·1062233+3	March 8, 2010	Dmitry Domanov
52	61868	99961	9w61	1061868-39	April 26, 2011	Bob Price
53	60777	10003	10w3	1060776+3	January 10, 2011	Bob Price
54	59587	49997	49w7	5·1059586-3	March 8, 2010	Dmitry Domanov
55	59455	48889	48w9	(44·1059454+1)/9	May 18, 2010	Serge Batalov
56	59390	58889	58w9	(53·1059389+1)/9	May 18, 2010	Serge Batalov
57	59136	31117	31w7	(28·1059135+53)/9	November 19, 2008	Serge Batalov
58	58276	50003	50w3	5·1058275+3	March 8, 2010	Dmitry Domanov
59	58225	99907	9w07	1058225-93	May 29, 2011	Bob Price
60	57507	39997	39w7	4·1057506-3	October 12, 2010	Serge Batalov
61	56899	38887	38w7	(35·1056898-17)/9	February 28, 2009	Serge Batalov
62	56780	70003	70w3	7·1056779+3	November 7, 2009	Erik Branger
63	55031	69991	69w1	7·1055030-9	March 8, 2010	Dmitry Domanov
64	54118	18889	18w9	(17·1054117+1)/9	May 10, 2010	Serge Batalov
65	53493	50009	50w9	5·1053492+9	March 8, 2010	Dmitry Domanov
66	53112	68889	68w9	(62·1053111+1)/9	May 15, 2010	Serge Batalov
67	52041	99907	9w07	1052041-93	May 29, 2011	Bob Price
68	51509	50003	50w3	5·1051508+3	March 8, 2010	Dmitry Domanov
69	51164	49993	49w3	5·1051163-7	March 8, 2010	Dmitry Domanov
70	50712	10007	10w7	1050711+7	December 2007	Jason Earls
71	49683	38889	38w9	(35·1049682+1)/9	May 15, 2010	Serge Batalov
72	49165		1w001	(1049165-991)/9	July 27, 2010	Serge Batalov
73	48110	10009	10w9	1048109+9	December 2007	Jason Earls
74	48082	79991	79w1	8·1048081-9	March 8, 2010	Dmitry Domanov
75	47281	69991	69w1	7·1047280-9	March 8, 2010	Dmitry Domanov
76	46800	38889	38w9	(35·1046799+1)/9	May 15, 2010	Serge Batalov
77	45130	99931	9w31	1045130-69	May 29, 2011	Bob Price
78	43394	69991	69w1	7·1043393-9	March 8, 2010	Dmitry Domanov
79	43213	87773	87w3	(79·1043212-43)/9	October 14, 2010	Serge Batalov
80	43187	10009	10w9	1043186+9	December 2007	Jason Earls
81	42763	19993	19w3	2·1042762-7	March 8, 2010	Dmitry Domanov
82	41657	96661	96w1	(29·1041656-17)/3	August 27, 2010	Serge Batalov
83	41384	99953	9w53	1041384-47	April 26, 2011	Bob Price
84	40744	84441	84w1	(76·1040743-31)/9	February 27, 2009	Serge Batalov
85	40286	20111	201w	(181·1040284-1)/9	November 11, 2011	Serge Batalov
86	40169	49991	49w1	5·1040168-9	September 5, 2010	Ray Chandler
87	40158	86669	86w9	(26·1040157+7)/3	October 14, 2010	Serge Batalov
88	39992	86669	86w9	(26·1039991+7)/3	October 14, 2010	Serge Batalov
89	39922	99943	9w43	1039922-57	December 25, 2010	Bob Price
90	39856	42229	42w9	(38·1039855+61)/9	October 15, 2008	Serge Batalov
91	39630	50009	50w9	5·1039629+9	March 8, 2010	Dmitry Domanov
92	39385	69991	69w1	7·1039384-9	March 8, 2010	Dmitry Domanov
93	39267	40009	40w9	4·1039266+9	September 2, 2010	Ray Chandler
94	38687	69991	69w1	7·1038686-9	March 8, 2010	Dmitry Domanov
95	38467	79993	79w3	8·1038466-7	March 8, 2010	Dmitry Domanov
96	38257	69997	69w7	7·1038256-3	March 8, 2010	Dmitry Domanov
97	38109	69991	69w1	7·1038108-9	March 8, 2010	Dmitry Domanov
98	38080	70003	70w3	7·1038079+3	November 7, 2009	Erik Branger
99	37993	18889	18w9	(17·1037992+1)/9	May 10, 2010	Serge Batalov
100	37915	96661	96w1	(29·1037914-17)/3	August 27, 2010	Serge Batalov

See also Plateau and Depression Primes maintained by Patrick De Geest.

8. Quasi-repdigit twin primes

Quasi-repdigit twin primes which have 100 digits at least.

	digits	p, p+2	when searched	who searched	when certified	who certified
1	3884	(13·103883+23)/9 (13·103883+41)/9	Dec 17, 2004	Makoto Kamada	May 27, 2006	Tyler Cadigan
2	413	(4·10412+11)/3 (4·10412+17)/3	Sep 20, 2004	Makoto Kamada	Dec 7, 2004	Julien Peter Benney