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Factorizations of 788...883

Table of contents

  1. About 788...883
  2. Prime numbers of the form 788...883
  3. Factorizations of 788...883
  4. References

1. About 788...883

First ten terms

73, 783, 7883, 78883, 788883, 7888883, 78888883, 788888883, 7888888883, 78888888883

General term

(71·10n-53)/9

2. Prime numbers of the form 788...883

Last update

Sep 15, 2010

Searched up to

n≤30000

Difficulty of search

16.28%

Results

  1. (71·101-53)/9 = 73 is prime. (Makoto Kamada / Dec 6, 2004)
  2. (71·103-53)/9 = 7883 is prime. (Makoto Kamada / Dec 6, 2004)
  3. (71·106-53)/9 = 7888883 is prime. (Makoto Kamada / Dec 6, 2004)
  4. (71·1060-53)/9 = 7(8)593<61> is prime. (Makoto Kamada / PPSIQS / Dec 6, 2004)
  5. (71·10288-53)/9 = 7(8)2873<289> is prime. (searched by Makoto Kamada / Dec 6, 2004) (certified by Makoto Kamada / PPSIQS / Jan 7, 2005)
  6. (71·101314-53)/9 = 7(8)13133<1315> is prime. (searched by Makoto Kamada / PFGW / Dec 23, 2004) (certified by Tyler Cadigan / PRIMO 2.2.0 beta 6 / Sep 10, 2006)
  7. (71·101728-53)/9 = 7(8)17273<1729> is prime. (searched by Makoto Kamada / PFGW / Dec 23, 2004) (certified by Tyler Cadigan / PRIMO 2.2.0 beta 6 / Jul 25, 2006)
  8. (71·102493-53)/9 = 7(8)24923<2494> is PRP. (Makoto Kamada / PFGW / Dec 23, 2004)
  9. (71·1013893-53)/9 = 7(8)138923<13894> is PRP. (Ray Chandler / srsieve, PFGW / Sep 9, 2010)
  10. (71·1013944-53)/9 = 7(8)139433<13945> is PRP. (Ray Chandler / srsieve, PFGW / Sep 9, 2010)
  11. (71·1017100-53)/9 = 7(8)170993<17101> is PRP. (Ray Chandler / srsieve, PFGW / Sep 9, 2010)

History

  1. Searched up to n≤30000 by Ray Chandler, September 15, 2010

3. Factorizations of 788...883

Last update

Apr 16, 2012

Completed up to

Range

n≤200

Terms which have not been factored yet

n=176, 177, 183, 186, 194, 198, 200 (7/200)

Results

(71·101-53)/9 =
73
= definitely prime number
(71·102-53)/9 =
783
= 33 · 29
(71·103-53)/9 =
7883
= definitely prime number
(71·104-53)/9 =
78883
= 7 · 59 · 191
(71·105-53)/9 =
788883
= 3 · 439 · 599
(71·106-53)/9 =
7888883
= definitely prime number
(71·107-53)/9 =
78888883
= 5717 · 13799
(71·108-53)/9 =
788888883
= 3 · 619 · 424819
(71·109-53)/9 =
7888888883<10>
= 73 · 108066971
(71·1010-53)/9 =
78888888883<11>
= 7 · 7187 · 1568087
(71·1011-53)/9 =
788888888883<12>
= 32 · 87654320987<11>
(71·1012-53)/9 =
7888888888883<13>
= 103 · 78539 · 975199
(71·1013-53)/9 =
78888888888883<14>
= 23 · 40471 · 84750851
(71·1014-53)/9 =
788888888888883<15>
= 3 · 19 · 13840155945419<14>
(71·1015-53)/9 =
7888888888888883<16>
= 17 · 3801377 · 122074787
(71·1016-53)/9 =
78888888888888883<17>
= 7 · 11269841269841269<17>
(71·1017-53)/9 =
788888888888888883<18>
= 3 · 73 · 3602232369355657<16>
(71·1018-53)/9 =
7888888888888888883<19>
= 457 · 499 · 46723 · 740403347
(71·1019-53)/9 =
78888888888888888883<20>
= 402416101 · 196038102583<12>
(71·1020-53)/9 =
788888888888888888883<21>
= 32 · 87654320987654320987<20>
(71·1021-53)/9 =
7888888888888888888883<22>
= 5126123 · 1538958173436121<16>
(71·1022-53)/9 =
78888888888888888888883<23>
= 7 · 27352524349<11> · 412021981081<12>
(71·1023-53)/9 =
788888888888888888888883<24>
= 3 · 262962962962962962962961<24>
(71·1024-53)/9 =
7888888888888888888888883<25>
= 61297 · 4130714659<10> · 31156697921<11>
(71·1025-53)/9 =
78888888888888888888888883<26>
= 73 · 173 · 433 · 673 · 769 · 53617 · 519894311
(71·1026-53)/9 =
788888888888888888888888883<27>
= 3 · 607 · 433217401915919214107023<24>
(71·1027-53)/9 =
7888888888888888888888888883<28>
= 88609 · 89030334265016972191187<23>
(71·1028-53)/9 =
78888888888888888888888888883<29>
= 72 · 1609977324263038548752834467<28>
(71·1029-53)/9 =
788888888888888888888888888883<30>
= 33 · 741563 · 39400707688874409406283<23>
(71·1030-53)/9 =
7888888888888888888888888888883<31>
= 29 · 4973 · 20639 · 3575011513<10> · 741367060957<12>
(71·1031-53)/9 =
78888888888888888888888888888883<32>
= 17 · 70501 · 65822085868526594857552199<26>
(71·1032-53)/9 =
788888888888888888888888888888883<33>
= 3 · 19 · 47 · 421 · 137558021 · 1078486021<10> · 4714770857<10>
(71·1033-53)/9 =
7888888888888888888888888888888883<34>
= 73 · 97229551 · 249414002141<12> · 4456294333081<13>
(71·1034-53)/9 =
78888888888888888888888888888888883<35>
= 7 · 1554014939947507<16> · 7252080388765086967<19>
(71·1035-53)/9 =
788888888888888888888888888888888883<36>
= 3 · 23 · 22699 · 503686166912089525037423527493<30>
(71·1036-53)/9 =
7888888888888888888888888888888888883<37>
= 89 · 953 · 1048942459<10> · 1061832787<10> · 83507433360803<14>
(71·1037-53)/9 =
78888888888888888888888888888888888883<38>
= 794249 · 483093217 · 205602420356466274555451<24>
(71·1038-53)/9 =
788888888888888888888888888888888888883<39>
= 32 · 167 · 524876173578768389147630664596732461<36>
(71·1039-53)/9 =
7888888888888888888888888888888888888883<40>
= 832 · 149 · 1291 · 7643 · 58567 · 13299346636677874958993<23>
(71·1040-53)/9 =
78888888888888888888888888888888888888883<41>
= 7 · 409 · 363473554841153<15> · 75809157955613315167997<23>
(71·1041-53)/9 =
788888888888888888888888888888888888888883<42>
= 3 · 73 · 113 · 151 · 211113659342182325903411100171855439<36>
(71·1042-53)/9 =
7888888888888888888888888888888888888888883<43>
= 803989 · 4994932897<10> · 1964427812240252486414311751<28>
(71·1043-53)/9 =
78888888888888888888888888888888888888888883<44>
= 1973 · 7243 · 2896151720310601<16> · 1906114387166315003597<22>
(71·1044-53)/9 =
788888888888888888888888888888888888888888883<45>
= 3 · 9661 · 391249 · 26267849 · 2648468127231186733319641901<28>
(71·1045-53)/9 =
7888888888888888888888888888888888888888888883<46>
= 1129 · 8963 · 92311 · 108140765526697<15> · 78095427325186339687<20>
(71·1046-53)/9 =
78888888888888888888888888888888888888888888883<47>
= 7 · 103 · 2739281003891<13> · 66073224839737<14> · 604530872848958969<18>
(71·1047-53)/9 =
788888888888888888888888888888888888888888888883<48>
= 32 · 17 · 233 · 4042531277<10> · 6444170741<10> · 849470027637337029980131<24>
(71·1048-53)/9 =
7888888888888888888888888888888888888888888888883<49>
= 1936756725893704373<19> · 4073247188672397698302770060871<31>
(71·1049-53)/9 =
78888888888888888888888888888888888888888888888883<50>
= 73 · 250499 · 4314067963571499718829101436212163747947529<43>
(71·1050-53)/9 =
788888888888888888888888888888888888888888888888883<51>
= 3 · 19 · 61 · 701 · 65239 · 414269 · 11975768692815442346576601885707369<35>
(71·1051-53)/9 =
7(8)503<52>
= 6779 · 1163724574257101178476012522332038484863385291177<49>
(71·1052-53)/9 =
7(8)513<53>
= 7 · 193 · 227 · 11095199 · 114794921406755449201<21> · 201965347909506567721<21>
(71·1053-53)/9 =
7(8)523<54>
= 3 · 4007 · 321619 · 276192403 · 30845280619<11> · 23951520605415565535762381<26>
(71·1054-53)/9 =
7(8)533<55>
= 324456850125972484049<21> · 24314138800971458690480228182262467<35>
(71·1055-53)/9 =
7(8)543<56>
= 109 · 923137 · 71808303744649<14> · 197875574597237<15> · 55176776680503208427<20>
(71·1056-53)/9 =
7(8)553<57>
= 35 · 401 · 2713 · 2833 · 71537 · 14724416762811657441476600693852035015897<41>
(71·1057-53)/9 =
7(8)563<58>
= 23 · 73 · 1275053447<10> · 3684993731897356190717191033168308149998290491<46>
(71·1058-53)/9 =
7(8)573<59>
= 7 · 29 · 191413 · 2030244634384410139200692287112929821411589576004597<52>
(71·1059-53)/9 =
7(8)583<60>
= 3 · 347 · 1217 · 7233526871<10> · 47987365541<11> · 1793897085072918516416629023234449<34>
(71·1060-53)/9 =
7(8)593<61>
= definitely prime number
(71·1061-53)/9 =
7(8)603<62>
= 7561 · 97491861573409502385862399<26> · 107020811080260748405016889538597<33>
(71·1062-53)/9 =
7(8)613<63>
= 3 · 59 · 2851 · 482855159 · 3237639423711766779892581683193185599137396901831<49>
(71·1063-53)/9 =
7(8)623<64>
= 17 · 131 · 16035908922967<14> · 670387648035011<15> · 329515643711270374026374972930317<33>
(71·1064-53)/9 =
7(8)633<65>
= 7 · 163 · 181 · 8046640215418713649635036997<28> · 47471946177305089906484007137359<32>
(71·1065-53)/9 =
7(8)643<66>
= 32 · 73 · 307 · 10644899 · 15761323 · 294104996686187<15> · 6879637256293453<16> · 11521524220648511<17>
(71·1066-53)/9 =
7(8)653<67>
= 313420260427153431973<21> · 25170322040244939639615573978149551256648295671<47>
(71·1067-53)/9 =
7(8)663<68>
= 1825433063<10> · 43216533373861043563715099033948465788739189112018888029141<59>
(71·1068-53)/9 =
7(8)673<69>
= 3 · 19 · 173 · 1489 · 441388859 · 2392381088641281235387<22> · 50880158432416738260438194665919<32>
(71·1069-53)/9 =
7(8)683<70>
= 1304915169097<13> · 6045518571408739281397870836302076443842448331471707645339<58>
(71·1070-53)/9 =
7(8)693<71>
= 72 · 1609977324263038548752834467120181405895691609977324263038548752834467<70>
(71·1071-53)/9 =
7(8)703<72>
= 3 · 14159699 · 18571225487417703085564386853347868691485812160481869209434675339<65>
(71·1072-53)/9 =
7(8)713<73>
= 537224491 · 14684529504982841314449472648649014940178683865864352205954975513<65>
(71·1073-53)/9 =
7(8)723<74>
= 73 · 617 · 533894457988996296102269<24> · 3280593366314463113099788302313368109468504927<46>
(71·1074-53)/9 =
7(8)733<75>
= 32 · 229 · 164531 · 322649 · 48475491399551114989<20> · 148743352768186602173279794219528886190433<42>
(71·1075-53)/9 =
7(8)743<76>
= 15733922798311<14> · 501393644167094982434203396130827489820520570953592586155914453<63>
(71·1076-53)/9 =
7(8)753<77>
= 7 · 179 · 194891 · 103620997 · 46206240964493<14> · 4725587521956703<16> · 14278045710389109600452570051867<32>
(71·1077-53)/9 =
7(8)763<78>
= 3 · 12143 · 143569 · 13754911 · 10966047670408472141602705194333537119761226595124300971302353<62>
(71·1078-53)/9 =
7(8)773<79>
= 47 · 362531858218741<15> · 8165052876694508776989181<25> · 56703883381645309860007103714259198109<38>
(71·1079-53)/9 =
7(8)783<80>
= 17 · 232 · 293 · 794509 · 37682942215008931892135074754326219168584130679872422137044234429363<68>
(71·1080-53)/9 =
7(8)793<81>
= 3 · 83 · 89 · 103 · 1637 · 10883 · 16529 · 115742489 · 2701272901<10> · 43813509081992161<17> · 85679328778432199564042370391<29>
(71·1081-53)/9 =
7(8)803<82>
= 73 · 23369 · 51151 · 90406305515081432808336758173854080588002365776136196375743173782562509<71>
(71·1082-53)/9 =
7(8)813<83>
= 7 · 2647 · 2696590037689<13> · 1578879304765717167812204155931147563381259752721614320833575795243<67>
(71·1083-53)/9 =
7(8)823<84>
= 33 · 266891 · 419343875800380067<18> · 261064512996407877717199820823791166164984487362742216278857<60>
(71·1084-53)/9 =
7(8)833<85>
= 48438421 · 1531954260792897367<19> · 106311455209622110396407908759263208048909991308961226078769<60>
(71·1085-53)/9 =
7(8)843<86>
= 97 · 236115971761<12> · 7866336755073949133<19> · 437871022352979486087770921163017181651497987767589903<54>
(71·1086-53)/9 =
7(8)853<87>
= 3 · 19 · 29 · 1747 · 8107980031821999835186657<25> · 33692823760512818972181214113607470590721804345539694109<56>
(71·1087-53)/9 =
7(8)863<88>
= 29569 · 239144043851461229726543491693319<33> · 1115628584669577777387862231772195162159213614596853<52> (Makoto Kamada / GGNFS-0.70.3 / 0.20 hours)
(71·1088-53)/9 =
7(8)873<89>
= 7 · 11269841269841269841269841269841269841269841269841269841269841269841269841269841269841269<89>
(71·1089-53)/9 =
7(8)883<90>
= 3 · 73 · 4133 · 393605191069176604241<21> · 2214346100177818168840921071256426600093037415033131408173240069<64>
(71·1090-53)/9 =
7(8)893<91>
= 419 · 438211 · 677781193 · 3069286741<10> · 20653400373350278617903853427151256108253616475522796198272376599<65>
(71·1091-53)/9 =
7(8)903<92>
= 6089 · 10247 · 75575993323<11> · 130160940004216905662036450239<30> · 128531207825325417373843039084768963495089433<45> (Makoto Kamada / msieve 0.83)
(71·1092-53)/9 =
7(8)913<93>
= 32 · 90397 · 82394454851<11> · 1643319794418761353<19> · 7161421584002448440374397431401453638918264887525524389557<58>
(71·1093-53)/9 =
7(8)923<94>
= 21011513 · 67019837 · 1228770843268804553<19> · 59826646484963034729354433<26> · 76206074049950997679268411452530607<35>
(71·1094-53)/9 =
7(8)933<95>
= 7 · 11213 · 1005069229451642721953967829291114763334508273418466943839279521077434213972160997934653513<91>
(71·1095-53)/9 =
7(8)943<96>
= 3 · 17 · 1163 · 74747 · 1175617 · 669854450171<12> · 8659443584653<13> · 1604953551347700694039<22> · 16258235945681196518456461595099537<35>
(71·1096-53)/9 =
7(8)953<97>
= 15493 · 1255559 · 3989562827<10> · 101652457939590160704983830509437106024659154665928938458722120235294202849267<78>
(71·1097-53)/9 =
7(8)963<98>
= 73 · 520552803688777<15> · 492789105511202561202598111<27> · 4212763619193651848092838192444280221117308460291752093<55>
(71·1098-53)/9 =
7(8)973<99>
= 3 · 214684699 · 2818685199685414171954694448349178786411<40> · 434557166954572548941364634455272738941803072794249<51> (Makoto Kamada / GGNFS-0.71.4 / 0.39 hours)
(71·1099-53)/9 =
7(8)983<100>
= 191 · 1399 · 199883891 · 147702199481403441820901026222957657263733663282915977746228959528619080557081995465657<87>
(71·10100-53)/9 =
7(8)993<101>
= 7 · 331 · 14821971463573<14> · 2297120791586324236880387607934892114434587736386197750902221535885105002368934194563<85>
(71·10101-53)/9 =
7(8)1003<102>
= 32 · 23 · 22461221305363627<17> · 183045206596934507339<21> · 926944573700999355976911774818416419906017373509910859507129573<63>
(71·10102-53)/9 =
7(8)1013<103>
= 70844568918754187799073067693869<32> · 111354885904323972056732251864761215138728152912876090552311636191082207<72> (Dmitry Domanov / GGNFS/msieve snfs / 0.34 hours / Dec 18, 2009)
(71·10103-53)/9 =
7(8)1023<104>
= 1483 · 618349 · 2264627 · 19308677649971329<17> · 1967396128072644511387451462484312026445253315693033457411849257733919503<73>
(71·10104-53)/9 =
7(8)1033<105>
= 3 · 19 · 337 · 2016962219<10> · 13789104793<11> · 1476648903954255442832515161749908038363156164563929798778440925956083567909519161<82>
(71·10105-53)/9 =
7(8)1043<106>
= 73 · 1669 · 9657456350291<13> · 1903442931920190137<19> · 3522362331084641361730219851673797049240732779203360505304150495970477<70>
(71·10106-53)/9 =
7(8)1053<107>
= 7 · 395216035203671863<18> · 53297442354068332478494079591206476081077<41> · 535028447019444715581687239232391799724047883719<48> (Erik Branger / Msieve for P41 x P48 / 1.85 hours / Dec 18, 2009)
(71·10107-53)/9 =
7(8)1063<108>
= 3 · 223 · 163897287039883483<18> · 743806803599515816776555199057883<33> · 9672924770641267796433119614699233230103485592321137063<55> (Makoto Kamada / GMP-ECM 6.2.3 B1=1e6, sigma=1703807533 for P33 / Dec 16, 2009)
(71·10108-53)/9 =
7(8)1073<109>
= 4243 · 8837 · 666613000945379261<18> · 315619751146817341691913878291674979532410042604589177117575642605751866003490189233<84>
(71·10109-53)/9 =
7(8)1083<110>
= 300413 · 726693805550334577<18> · 3403730977968294157703086319<28> · 106167216589032901164178597166465020728680824603754384330257<60>
(71·10110-53)/9 =
7(8)1093<111>
= 33 · 61 · 366298147 · 2570860527398123<16> · 197159030095461149433997<24> · 2579837368624902224566991818290686706352653780451073734412177<61>
(71·10111-53)/9 =
7(8)1103<112>
= 17 · 173 · 751 · 11443 · 16591891 · 57339673 · 328087649355697974299928569090828022973928714589488721613362100515601723691554483901537<87>
(71·10112-53)/9 =
7(8)1113<113>
= 72 · 96853717 · 47211579907345209783386536065091<32> · 352091007064452232705688454932089110461872691511398725150686552297151261<72> (Dmitry Domanov / GGNFS/msieve snfs / 1.16 hours / Dec 18, 2009)
(71·10113-53)/9 =
7(8)1123<114>
= 3 · 73 · 1523663687869447300643362653469<31> · 6144217118676687794944188541884967<34> · 384783156464136635546078306010767964753420957659<48> (Makoto Kamada / GMP-ECM 6.2.3 B1=1e6, sigma=4230677332 for P31, B1=1e6, sigma=1190168981 for P34 / Dec 16, 2009)
(71·10114-53)/9 =
7(8)1133<115>
= 29 · 103 · 56519698895229316188490043104959016857411842457689633<53> · 46728385615779825473711854488768379726422437915981202391673<59> (Dmitry Domanov / GGNFS/msieve snfs / 1.53 hours / Dec 18, 2009)
(71·10115-53)/9 =
7(8)1143<116>
= 4031690359<10> · 19567199329379076675488532696835731597633063389947920573651595967935514982560417628760881953655233295878437<107>
(71·10116-53)/9 =
7(8)1153<117>
= 3 · 151 · 37989251 · 2777772685770280987<19> · 6684344437352223618523678123<28> · 94449309961124165778536092493<29> · 26139820031883932283033386675977<32>
(71·10117-53)/9 =
7(8)1163<118>
= 2341 · 54773 · 60533682573218171561<20> · 4704278905960870672702840636154862664420573<43> · 216051725822903176121266690809152805746919124127<48> (Dmitry Domanov / YAFU v1.14, Msieve 1.38 for P43 x P48 / Dec 18, 2009)
(71·10118-53)/9 =
7(8)1173<119>
= 7 · 666979 · 11069766594180733<17> · 210287921172948463101795539<27> · 7258599715621747102953794011828771321196371196467391437533924266210753<70>
(71·10119-53)/9 =
7(8)1183<120>
= 32 · 16504922401512049177<20> · 5310798733571999837657166831810167630443634173148853083444701453691042366221005484129856741723504531<100>
(71·10120-53)/9 =
7(8)1193<121>
= 59 · 2214181774753291992262900298930816059454662351<46> · 60387987423709368360648898963089341431741881661843328297994020494593986887<74> (Dmitry Domanov / GGNFS/msieve snfs / 1.30 hours / Dec 18, 2009)
(71·10121-53)/9 =
7(8)1203<122>
= 73 · 83 · 635363 · 3100375569266222976004203131079653569034995145663653<52> · 6609653005401652853305308565447112625996842016862736480888983<61> (Dmitry Domanov / GGNFS/msieve snfs / 1.87 hours / Dec 18, 2009)
(71·10122-53)/9 =
7(8)1213<123>
= 3 · 19 · 3221 · 42793 · 2017549 · 4348885752919<13> · 2494350275351804213<19> · 96840828983651596309<20> · 2239682598740098376339821<25> · 21153051201958780297568908275569<32>
(71·10123-53)/9 =
7(8)1223<124>
= 23 · 466388603318521716839230373<27> · 735427852742524803072421136967663843823721422698674575387335067769437612540147634144714263967777<96>
(71·10124-53)/9 =
7(8)1233<125>
= 7 · 47 · 89 · 709 · 1745479 · 27312668941<11> · 3634227961571<13> · 2056972714599797036519955497<28> · 10662627426017718036674662365879063049523901720428831057367439<62>
(71·10125-53)/9 =
7(8)1243<126>
= 3 · 2307700501<10> · 113950212711317066600126791307119867442002588949892056622196383950502493288215030362366317726497283870444054197032461<117>
(71·10126-53)/9 =
7(8)1253<127>
= 636263 · 8244083 · 7724287517664039071<19> · 194705573698708926515072621005981967497084850956715882987128665053880246724614713658788144556937<96>
(71·10127-53)/9 =
7(8)1263<128>
= 17 · 41927 · 1296343 · 67042273 · 196637513 · 121068908099<12> · 53494049342081645608946224142752297164184562095301406025732644346893361742357057969028409<89>
(71·10128-53)/9 =
7(8)1273<129>
= 32 · 2377 · 8831 · 165003680788079684382461700620601145550349398065163<51> · 25306998018702680821578149424957973175262997834761086043278516609659927<71> (Dmitry Domanov / ggnfs/msieve snfs / 2.54 hours / Dec 18, 2009)
(71·10129-53)/9 =
7(8)1283<130>
= 73 · 261467 · 67547718770561465687<20> · 6118788033359262789861945400474760394401320609669429271752694815972353182729009362228995543982900396199<103>
(71·10130-53)/9 =
7(8)1293<131>
= 7 · 99133 · 9078241 · 1994928956733317587<19> · 6277264204400245361689315615641064261460765681136333711407799624039874040137443442712746596171664579<100>
(71·10131-53)/9 =
7(8)1303<132>
= 3 · 196715840065308398795279369007364211116917928283<48> · 1336765574524455904141319038788517795589445839396460183951749385129955666167430296067<85> (Dmitry Domanov / GGNFS/msieve snfs / 3.13 hours / Dec 18, 2009)
(71·10132-53)/9 =
7(8)1313<133>
= 517214393087147489390495048364390108944880537532928038319981<60> · 15252647633801751029471431177710620169842615413914822823473476439081203743<74> (Dmitry Domanov / GGNFS/msieve snfs / 3.53 hours / Dec 18, 2009)
(71·10133-53)/9 =
7(8)1323<134>
= 7662723054065306219<19> · 20304569175853863232917855481<29> · 507036157562055128519907218405419793920267985617265509805746054025268209993676234976097<87>
(71·10134-53)/9 =
7(8)1333<135>
= 3 · 1248424878698281<16> · 3749028001261114267397282247344700583630333114637<49> · 56184107410696183723363555425171112886122517296076068553504744503648013<71> (Dmitry Domanov / Msieve 1.40 snfs / 4.59 hours / Dec 18, 2009)
(71·10135-53)/9 =
7(8)1343<136>
= 6745880366212108691779530567928483529559329688486999836127929329<64> · 1169438006698389308964930379145889791962225646934827427481335042336893027<73> (Dmitry Domanov / GGNFS/msieve snfs / 3.20 hours / Dec 18, 2009)
(71·10136-53)/9 =
7(8)1353<137>
= 7 · 51980300653<11> · 954769764248960953148801851587662128903<39> · 227080768266703753928456788022703634642399994316630471933625214253812105368451884403791<87> (Dmitry Domanov / GGNFS/msieve snfs / 13.24 hours / Dec 18, 2009)
(71·10137-53)/9 =
7(8)1363<138>
= 34 · 73 · 761 · 2819 · 213289 · 1785968911<10> · 497338274574517430075176129186594377221125453<45> · 328272113722656687403829731159683520949633917603574352244659948723827<69> (juno1369 / GGNFS+Msieve v1.43 snfs / 10.80 hours on Windows Vista, Pentium Edition / Dec 26, 2009)
(71·10138-53)/9 =
7(8)1373<139>
= 27248575999<11> · 395925893367391<15> · 419162038746174165070948225788357647335121<42> · 1744520907848239545736800443327766019464664837271375568832178853070200547<73> (juno1369 / GGNFS, Msieve snfs / 12.73 hours / Dec 26, 2009)
(71·10139-53)/9 =
7(8)1383<140>
= 801174683 · 14659793272247047053381486853609<32> · 68028420190133278374253607086763647043<38> · 98734831756079313401932916138550660196735650678372000189629323<62> (Sinkiti Sibata / Msieve 1.42 snfs / 8 hours / Dec 18, 2009)
(71·10140-53)/9 =
7(8)1393<141>
= 3 · 19 · 823 · 19583 · 29191 · 55677832972838935781390411<26> · 528360847010163694008183218548060326690844136640770520048941925001069256140437012064320498782723793791<102>
(71·10141-53)/9 =
7(8)1403<142>
= 233754297133941847<18> · 1028967226993553793418908374844708409590884949523<49> · 32798553711507640264348032595324966676169736366141269700962862828462355796743<77> (Sinkiti Sibata / Msieve 1.40 snfs / 8.15 hours on Core i7 2.93GHz,Windows 7 64bit,and Cygwin / Dec 19, 2009)
(71·10142-53)/9 =
7(8)1413<143>
= 7 · 29 · 9883 · 439015815397321<15> · 386490477254802054771629653876754876141479<42> · 231745890891283210023353126279632762290504685320045999233520726993901299486391013<81> (Sinkiti Sibata / Msieve 1.40 snfs / 8.84 hours on Core i7 2.93GHz,Windows 7 64bit,and Cygwin / Dec 19, 2009)
(71·10143-53)/9 =
7(8)1423<144>
= 3 · 17 · 6301 · 153929 · 419651 · 35797100488701217<17> · 6937361701708324267103<22> · 153780535368606699808334225196851<33> · 995139386383652479833893377455100373087666602506469998827<57> (Erik Branger / Msieve for P33 x P57 / 2.02 hours / Dec 18, 2009)
(71·10144-53)/9 =
7(8)1433<145>
= 4429813 · 216774020067593<15> · 8215295971024093338299460971581580015175213670705592044073347107955256351026200024972631049769949094287237476564720891196687<124>
(71·10145-53)/9 =
7(8)1443<146>
= 23 · 73 · 163 · 1116605663<10> · 113373792379294171770491<24> · 2277010527397769272635418553772965589863680639289971284961594037920215989534960238115921506814129942505762963<109>
(71·10146-53)/9 =
7(8)1453<147>
= 32 · 155009 · 767549 · 548065700787859763<18> · 28313464398271296426643<23> · 90043846252206546356078001486191<32> · 527267048811299110914254879692935600567639860720341154915317553<63> (Erik Branger / GGNFS, Msieve gnfs for P32 x P63 / 3.39 hours / Dec 18, 2009)
(71·10147-53)/9 =
7(8)1463<148>
= 586934542753161375555254533<27> · 13440832519217744353010076282046239291542767030074627502467534326350383027488555199209581255126602989438084176248252116951<122>
(71·10148-53)/9 =
7(8)1473<149>
= 7 · 103 · 4623071854794763055981863186790303195310782012328269473558183<61> · 23667366222130787792273066730206177697377235694310735886378311300462181777177208904581<86> (Dmitry Domanov / GGNFS/msieve for P61 x P86 / Dec 18, 2009)
(71·10149-53)/9 =
7(8)1483<150>
= 3 · 601 · 1223 · 20082850968224643514893870089<29> · 17814280653279333097622353483904009214875941106292478663292230521495672349314239777450240209220415302037508241597063<116>
(71·10150-53)/9 =
7(8)1493<151>
= 1307 · 128415372495535273586931730868534677776502526639<48> · 47002746513966858009036774509430398095275660887836235273369621377326418835059116058961137334091595271<101> (Dmitry Domanov / GGNFS/msieve snfs / 11.65 hours / Dec 18, 2009)
(71·10151-53)/9 =
7(8)1503<152>
= 28979 · 17064804857<11> · 19075205936564499919<20> · 8362995879234347984636366877006353099408072622544749704687088645490961735437988726462903256377554198606025873785372519<118>
(71·10152-53)/9 =
7(8)1513<153>
= 3 · 1125915733<10> · 7501597297<10> · 179012030977716283<18> · 173921282951154586842585654468214111186033098097029334306809166440662412096402385198129838153085024523688322174476167<117>
(71·10153-53)/9 =
7(8)1523<154>
= 73 · 113 · 24135751 · 21178624544521549563422189844267730857280106963<47> · 1870923231505605736775512172733765140685086007303649001837152612144039224271245580363485610598159<97> (Sinkiti Sibata / Msieve 1.40 snfs / 31.87 hours on Core i7 2.93GHz,Windows 7 64bit,and Cygwin / Feb 7, 2010)
(71·10154-53)/9 =
7(8)1533<155>
= 73 · 173 · 91029488021920477817<20> · 34379844600362473054321151<26> · 55335884012000053085446190960791791359<38> · 7676844686645810139473040241193944968363266152659081527591895200449<67> (Sinkiti Sibata / Msieve 1.40 gnfs for P38 x P67 / 11.82 hours / Feb 6, 2010)
(71·10155-53)/9 =
7(8)1543<156>
= 32 · 2417 · 871626051143988814451445408025806249167734991383935068083470977<63> · 41607007147085972531564265372600617383165183506086633697819845637554713761487432732485643<89> (Dmitry Domanov / GGNFS/msieve snfs / 17.08 hours / Feb 8, 2010)
(71·10156-53)/9 =
7(8)1553<157>
= 15767 · 197891 · 11010050309<11> · 15296856428617<14> · 84551268571093223633<20> · 7838698215268218106337<22> · 22650884308380263377392606272448415071443468022683757397157597201891373047155580803<83>
(71·10157-53)/9 =
7(8)1563<158>
= 219035876215414624909<21> · 12696120347723256744948029128288674559040707<44> · 13547545684108540942176555004282648648888243<44> · 2093962646595817030648906645318073187435193929001687<52> (Erik Branger / GGNFS, Msieve snfs / 62.62 hours / Feb 8, 2010)
(71·10158-53)/9 =
7(8)1573<159>
= 3 · 19 · 379 · 311511202272091<15> · 117227122475575308065892984022641161775074759771425100887485905647952810342046817711549649585490897779664048018738569355262252299741552318371<141>
(71·10159-53)/9 =
7(8)1583<160>
= 17 · 7723 · 153877553213<12> · 17060607095542982135891<23> · 22888173120962190939580354059130701673921912665729433962530040103384053229281741806673312105985651644249902799105390462511<122>
(71·10160-53)/9 =
7(8)1593<161>
= 7 · 467 · 469031 · 10438469 · 6634206743<10> · 56477592058627045716257<23> · 13155198075644298320178386318298207432787350082646237602982212698593816680799510492094194644286573302324315897163<113>
(71·10161-53)/9 =
7(8)1603<162>
= 3 · 73 · 269 · 617 · 1531 · 46355745125629943<17> · 305812704383697321592127575894240176773079674071829641766631316577343449576033149632530000434722748345320198611715170950772634196507673<135>
(71·10162-53)/9 =
7(8)1613<163>
= 83 · 49659949 · 93455127541<11> · 162313702127053<15> · 93818594002862303372969206114362921697114910453<47> · 1344882181324954876227953016089422454440998267281641629087079721321318630044532321<82> (Sinkiti Sibata / Msieve 1.40 snfs / 59.32 hours on Core i7 2.93GHz,Windows 7 64bit,and Cygwin / Feb 9, 2010)
(71·10163-53)/9 =
7(8)1623<164>
= 109 · 110201656734068924291388794695545414672173291998312305285442709059887697447<75> · 6567517183126354584338610733199547359429276893991163884953937961540154502551366253134921<88> (Dmitry Domanov / GGNFS/msieve snfs / 46.28 hours / Feb 6, 2010)
(71·10164-53)/9 =
7(8)1633<165>
= 33 · 6728606377481<13> · 87878909117421927513203294299204406524570490761790339387460157<62> · 49413122100866930038653565408305690844938167618950844910917079894729188233262109000519637<89> (Sinkiti Sibata / Msieve 1.40 snfs / 76.37 hours on Core i7 2.93GHz,Windows 7 64bit,and Cygwin / Feb 10, 2010)
(71·10165-53)/9 =
7(8)1643<166>
= 227 · 25101371 · 18605110654111<14> · 74414965045721090707250887444401275406311744603239816158343570907198845362284830514016244193564693303003973904064730466918246159070800855385309<143>
(71·10166-53)/9 =
7(8)1653<167>
= 7 · 14896223 · 228619465931897<15> · 3309241242367164812765311293376238203480852598705229832859659547688131592997919763782031663655901063201596396008637747368789915019260040544447299<145>
(71·10167-53)/9 =
7(8)1663<168>
= 3 · 23 · 937 · 2551 · 1639159 · 162073867 · 5650773866793854009<19> · 3186212184936743861290548101743535974648561459226504064114309014189278448354916761433067109638482063938588234712387462877218293<127>
(71·10168-53)/9 =
7(8)1673<169>
= 89 · 719 · 7079 · 6338102298551071<16> · 12563722883491914223<20> · 218699322038496772705095377562430080570987306422134011872428666634434216417634912470809562920243568089067501830147426661536259<126>
(71·10169-53)/9 =
7(8)1683<170>
= 73 · 33521 · 10141412328385953976384589<26> · 3178905169165808235240715482402324947830321012780819193344193723010407148212107580068594879128067165282986383460497614409932957472438618359<139>
(71·10170-53)/9 =
7(8)1693<171>
= 3 · 29 · 47 · 61 · 457 · 11189800681<11> · 11528253648087443893<20> · 311123680686761895569<21> · 172438307497902042073133004297219449084774267445148545979156082425154398571322920416410160453835859842693744656043<114>
(71·10171-53)/9 =
7(8)1703<172>
= 359 · 44410697 · 149671717193423<15> · 117681446717784602654140443466810687923663414504079814557<57> · 28092220030700306745135171902462376611937238656011692505662181476928681802900497061893983711<92> (Sinkiti Sibata / Msieve 1.40 snfs / May 5, 2010)
(71·10172-53)/9 =
7(8)1713<173>
= 7 · 421 · 1093 · 22295034427<11> · 421140460945991<15> · 1781751436554951013<19> · 1204937249962482914211256297<28> · 17936228554861316218098839522939836102343<41> · 67738838947888822229396601375366011111305692306479440243<56> (Dmitry Domanov / msieve v1.42 for P41 x P56 / Feb 6, 2010)
(71·10173-53)/9 =
7(8)1723<174>
= 32 · 759569 · 710612024911146388045607<24> · 1661858751922454930754709069<28> · 1502172021649743703796815918303<31> · 14387984374008964353692546150292041<35> · 4521263420292820617117157226105898243554881602501847<52> (Makoto Kamada / GMP-ECM 6.2.3 B1=1e6, sigma=3099352325 for P31 / Jan 27, 2010) (Lionel Debroux / msieve 1.44 for P35 x P52 / 0.42 hours on Core 2 Duo T7600, 3 GB RAM / Feb 6, 2010)
(71·10174-53)/9 =
7(8)1733<175>
= 55057 · 825812355523<12> · 15439453917164692939<20> · 52893834626086957033514208437<29> · 659824236171025024432961370567061311631978489381319<51> · 322000589793856521330830147087614998288210197748389168486609<60> (Dmitry Domanov / Msieve 1.40 gnfs for P51 x P60 / 13.31 hours / Feb 7, 2010)
(71·10175-53)/9 =
7(8)1743<176>
= 17 · 1526254787<10> · 307448773784817869862137920871764957154348685415965846036565208874341<69> · 9889335563221011911055519385749526338319998568203091718333838280370193850824284481281467425988397<97> (Dmitry Domanov / Msieve 1.40 snfs / Aug 27, 2011)
(71·10176-53)/9 =
7(8)1753<177>
= 3 · 19 · 10991831 · 166298766173<12> · 18067800006915829<17> · [419060415628599761211130735704500571006766570315340753604325612751190831146737607948812383826164926492376577061234763463344888766600950205997<141>] SUBMIT/RESERVE
(71·10177-53)/9 =
7(8)1763<178>
= 73 · 10781 · 12734783 · 524981785477<12> · [1499333168111303874250492108912445878888480807158589416656193957664110081843482335927946249781804710464159804797810769371751437292492641095823027298172501<154>] SUBMIT/RESERVE
(71·10178-53)/9 =
7(8)1773<179>
= 7 · 59 · 2935347254443<13> · 43132639535840511436332941<26> · 34551073581760152824385162577760663<35> · 3151603803602068199317570504415770213<37> · 13855018282194756036611568723827289926064818453203455983335371332603<68> (Dmitry Domanov / GMP-ECM B1=3000000, sigma=2423145578 for P35, Msieve 1.48 gnfs for P37 x P68 / May 12, 2011)
(71·10179-53)/9 =
7(8)1783<180>
= 3 · 43487 · 6046932714672498975854001493847884723318761077171636649181662633958722444936715868258628163887206819577413088117436543402924160391909374363901004046334834846344032997515647503<175>
(71·10180-53)/9 =
7(8)1793<181>
= 145567760392665315706369549<27> · 2833061867849675108976975176033524597<37> · 721291797432620819370950262959782050570473033<45> · 26520614755796625803297178315994440558180071083039131823098722055518805067<74> (Dmitry Domanov / GMP-ECM B1=3000000, sigma=3548039587 for P37, Msieve 1.48 gnfs for P45 x P74 / May 13, 2011)
(71·10181-53)/9 =
7(8)1803<182>
= 97 · 14543 · 1067749 · 17963365305692253334759<23> · 63224672445229591036567735465984363<35> · 46115469830302189383202414299127979260085322976125232820381543080872213444102835579026890389633861788351732514781<113> (Dmitry Domanov / GMP-ECM B1=3000000, sigma=4066096675 for P35 / May 12, 2011)
(71·10182-53)/9 =
7(8)1813<183>
= 32 · 103 · 263 · 1589513 · 1574808565979939<16> · 362508652587364991<18> · 3565907940504647111158787801007764019765441360131664484303162497026853336722374657950264594031623975381467658041182969744289682066135691759<139>
(71·10183-53)/9 =
7(8)1823<184>
= 25156811461883119<17> · [313588584182932230308606436178393819603681527043198014863399897911280769941187759598449895773143243949504209405317953262498074549673743798093473414359599661534906376957<168>] SUBMIT/RESERVE
(71·10184-53)/9 =
7(8)1833<185>
= 7 · 229616488387023451781<21> · 84021720498047489624145404808463<32> · 891960582669796382710688908514062514332546286085511<51> · 654903777748993072648865361838280968549068633917031069184275649627866609303728393<81> (Makoto Kamada / GMP-ECM 6.2.3 B1=1e6, sigma=1154034739 for P32 / Jan 28, 2010) (Robert Backstrom / Msieve 1.44 gnfs for P51 x P81 / Apr 15, 2012)
(71·10185-53)/9 =
7(8)1843<186>
= 3 · 73 · 5499367 · 40801291 · 4823880444860688731209934523689430187<37> · 6836252372194166255587528254664107267319<40> · 486822333221789747608901972516008857760480851676418334497365481124344319374871069411758669777<93> (Makoto Kamada / GMP-ECM 6.2.3 B1=1e6, sigma=2524615539 for P37 / Jan 28, 2010) (Dmitry Domanov / GMP-ECM B1=3000000, sigma=3169158868 for P40 / May 12, 2011)
(71·10186-53)/9 =
7(8)1853<187>
= 4398996208197920400431<22> · [1793338415292844151418698881567943286007931405015910199158362061571826867662649787392790768676559569443898899351160219672421025221053201673938448851244927373532184893<166>] SUBMIT/RESERVE
(71·10187-53)/9 =
7(8)1863<188>
= 149 · 7607 · 1009081791755644926230568391189583909489296151<46> · 68974694395580305596034734139909421702105976105209183739035246942827902605917709531563291378452820470175681825778960713131351301237569431<137> (Robert Backstrom / Msieve 1.42 snfs / Mar 12, 2010)
(71·10188-53)/9 =
7(8)1873<189>
= 3 · 2095867223449<13> · 4892372560779589<16> · 530060508383678032612880711<27> · 317527592748688130378706319621<30> · 20857903971267062275487155619388204740519<41> · 7305226965834688537850332276042574241214801921804287260921681809<64> (Serge Batalov / GMP-ECM B1=2000000, sigma=3708019389 for P30 / Feb 6, 2010) (Dmitry Domanov / Msieve 1.40 gnfs for P41 x P64 / 7.05 hours / Feb 8, 2010)
(71·10189-53)/9 =
7(8)1883<190>
= 23 · 5657 · 24419 · 483129079939495296421228585695569<33> · 2075139335868366675334433874028517949780227582713<49> · 2476643564601162816827306436435084729448437148293488910762165076060515812292096121119507254035866071<100> (matsui / Msieve 1.48 snfs / Jan 15, 2011)
(71·10190-53)/9 =
7(8)1893<191>
= 7 · 6230124140101776007200403716091227278918873837366536643482420008408383<70> · 1808927240678893510683319992075632951791314777588091566065876533430865830799059030679619725180575923873189071419954797643<121> (Dmitry Domanov / GGNFS/msieve snfs / 325.53 hours / Feb 18, 2010)
(71·10191-53)/9 =
7(8)1903<192>
= 33 · 17 · 151 · 3128101463840032928597<22> · 64473292093436483184197140194253<32> · 753028532572335058119698429396858269118974897039<48> · 74946972894141979793805085467681033030312796202839490704258529143170853416198933461713<86> (Dmitry Domanov / GMP-ECM B1=3000000, sigma=4025848233 for P32 / May 12, 2011) (Erik Branger / GGNFS, Msieve gnfs for P48 x P86 / Nov 17, 2011)
(71·10192-53)/9 =
7(8)1913<193>
= 683974577873<12> · 7208639628375586975185845502887366300489081<43> · 1600009510935690500268410569974972276067269310406810246765131220073968896745008229247092916476490544997842431912506152063674288641658520091<139> (Robert Backstrom / Msieve 1.44 snfs / Mar 24, 2012)
(71·10193-53)/9 =
7(8)1923<194>
= 73 · 131 · 3833 · 2152201175422550068542908969853423975195535888559338388623517937055396727655713263098278923823388055655110016265154288831781594770219044154653284316133120384242721538290579538700291954577<187>
(71·10194-53)/9 =
7(8)1933<195>
= 3 · 19 · 191 · 269837610923<12> · 260869667435052975462707<24> · [1029393801373521164749176237049809530647742902803914220889575740846128329384468770418265952992624148903301063604815336849006517753428372316606031000975260069<157>] SUBMIT/RESERVE
(71·10195-53)/9 =
7(8)1943<196>
= 5417 · 65111 · 91206544109<11> · 2386900019369<13> · 78247474904372699055791<23> · 1313022228648797275606098674447828292979637350431361232386146756070381772745843193126422953021251276368324225080124375221044946875148391388519<142>
(71·10196-53)/9 =
7(8)1953<197>
= 72 · 2246971 · 352975511056956801443<21> · 299251890891106827900051701<27> · 6783296692399291883224889528959509788585779785172566827847297028034411112962045501196046970290167208818431453998848744346937221504045553351239<142> (Serge Batalov / GMP-ECM B1=2000000, sigma=1483934712 for P27 / Feb 6, 2010)
(71·10197-53)/9 =
7(8)1963<198>
= 3 · 173 · 1533701857937<13> · 15810139601777<14> · 133788433863695211334504630023991<33> · 20472018861811606633557352403955383<35> · 1057694401269606440789833139190542166751371269385919<52> · 21638760724785579316737674092740954964541440721150299<53> (Serge Batalov / GMP-ECM B1=2000000, sigma=929329832 for P33 / Feb 6, 2010) (Wataru Sakai / GMP-ECM 6.2.1 B1=3000000, sigma=3153879867 for P35 / Feb 11, 2010) (Max Dettweiler / GGNFS + msieve v1.43 w/factmsieve.py gnfs for P52 x P53 / 5.70 hours on Core 2 Duo 2.2Ghz, Windows XP 32-bit, Cygwin / Feb 13, 2010)
(71·10198-53)/9 =
7(8)1973<199>
= 29 · 257112857571690884794021<24> · 1791369361382617002734008109<28> · [590621026682526191952458426117041186756756288782652912426690690508813611718096262767217351808106755204133586739351811047234965980701650587583206543<147>] SUBMIT/RESERVE
(71·10199-53)/9 =
7(8)1983<200>
= 2620445357593988067594558202381042288073230253246743639<55> · 2343055626697146054647226411149363946050639708685760334060778149030139553<73> · 12848668723094517746566409994005639649373248399136363818887697827426651749<74> (Dmitry Domanov / GGNFS/msieve v1.42 for P55 x P73 x P74 / Mar 7, 2010)
(71·10200-53)/9 =
7(8)1993<201>
= 32 · 17624950687<11> · 92865351381204623883553<23> · 113790964896985048689527111<27> · [470634687253690530060743438055536102746735389463772789953999692983992700670690613233617793135291995200000566313795301923988511777687515063347<141>] SUBMIT/RESERVE

4. References