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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
40277183805543678 ~1990
40278167193335201710 ~1994
40279091805581838 ~1990
40279139805582798 ~1990
40279163805583278 ~1990
40279331805586638 ~1990
40279619805592398 ~1990
40280593257795795310 ~1994
40280699805613998 ~1990
40280963805619278 ~1990
402810893222487139 ~1992
40281599805631998 ~1990
40281811330310850310 ~1994
40282559805651198 ~1990
40282799805655998 ~1990
40283651805673038 ~1990
40284479805689598 ~1990
40284599805691998 ~1990
40284899805697998 ~1990
40285403805708078 ~1990
402854572417127439 ~1992
40286171805723438 ~1990
402863812417182879 ~1992
40286663805733278 ~1990
402867674028676719 ~1992
Exponent Prime Factor Digits Year
402868098863097999 ~1993
40286819805736398 ~1990
40288439805768798 ~1990
402886212417317279 ~1992
40289003805780078 ~1990
40289603805792078 ~1990
402898036446368499 ~1993
40289999805799998 ~1990
40290083805801678 ~1990
40291379805827598 ~1990
40291403805828078 ~1990
40292471805849438 ~1990
40292639805852798 ~1990
40293023805860478 ~1990
402931012417586079 ~1992
402931098864483999 ~1993
40293131805862638 ~1990
40294043805880878 ~1990
40294679805893598 ~1990
40294799805895998 ~1990
402951473223611779 ~1992
402952732417716399 ~1992
40296491805929838 ~1990
40296671805933438 ~1990
40296731805934638 ~1990
Exponent Prime Factor Digits Year
40297139805942798 ~1990
40297151805943038 ~1990
40297319805946398 ~1990
40297511805950238 ~1990
402981194029811919 ~1992
40298339805966798 ~1990
40298939805978798 ~1990
40298963805979278 ~1990
402993172417959039 ~1992
40299683805993678 ~1990
40301351806027038 ~1990
40301711806034238 ~1990
403026732418160399 ~1992
40303019806060398 ~1990
40303643806072878 ~1990
40303871806077438 ~1990
40303979806079598 ~1990
40304279806085598 ~1990
40304483806089678 ~1990
40305059806101198 ~1990
40305371806107438 ~1990
403061873224494979 ~1992
403064899673557379 ~1993
40306559806131198 ~1990
40306811806136238 ~1990
Exponent Prime Factor Digits Year
403068172418409039 ~1992
40306919806138398 ~1990
40307279806145598 ~1990
40308083806161678 ~1990
40308311806166238 ~1990
403087132418522799 ~1992
40308731806174638 ~1990
40308839806176798 ~1990
40309019806180398 ~1990
40309319806186398 ~1990
403093372418560239 ~1992
40309343806186878 ~1990
403094335643320639 ~1992
40309931806198638 ~1990
40311263806225278 ~1990
40311371806227438 ~1990
40311431806228638 ~1990
40311443806228878 ~1990
40311983806239678 ~1990
403129073225032579 ~1992
40314023806280478 ~1990
40314383806287678 ~1990
40314563806291278 ~1990
40314731806294638 ~1990
40314863806297278 ~1990
2153
GIMPS The Prime Pages FactorDb.com
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26-07-19