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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
42906551858131038 ~1991
429068332574409999 ~1992
429072372574434239 ~1992
42909653240294056910 ~1994
42910403858208078 ~1991
429106612574639679 ~1992
42911783858235678 ~1991
42912179858243598 ~1991
42912251858245038 ~1991
429125572574753439 ~1992
42912899858257998 ~1991
42912911858258238 ~1991
42913943858278878 ~1991
429143572574861439 ~1992
42915839858316798 ~1991
42917351858347038 ~1991
42918413266094160710 ~1994
42919139858382798 ~1991
429195532575173199 ~1992
42920651858413038 ~1991
42923579858471598 ~1991
42924131858482638 ~1991
429241373433930979 ~1992
429246412575478479 ~1992
42924851858497038 ~1991
Exponent Prime Factor Digits Year
42925079858501598 ~1991
42925871858517438 ~1991
429261616868185779 ~1993
42926711858534238 ~1991
42927299858545998 ~1991
42927551858551038 ~1991
42927671111611944710 ~1993
42928019858560398 ~1991
42928019103027245710
42928631858572638 ~1991
42928871858577438 ~1991
42929423858588478 ~1991
42930311858606238 ~1991
429318434293184319 ~1992
42931943858638878 ~1991
429321773434574179 ~1992
42932243858644878 ~1991
429332812575996879 ~1992
42933623858672478 ~1991
42934691858693838 ~1991
429357316869716979 ~1993
42935771858715438 ~1991
42936083858721678 ~1991
42936251858725038 ~1991
429365332576191999 ~1992
Exponent Prime Factor Digits Year
42937679858753598 ~1991
429382493435059939 ~1992
42938411858768238 ~1991
42938579858771598 ~1991
42939359858787198 ~1991
42939503858790078 ~1991
42939503111642707910
429404812576428879 ~1992
429409939447018479 ~1993
429411893435295139 ~1992
42941399858827998 ~1991
42942923858858478 ~1991
42944483858889678 ~1991
42946223858924478 ~1991
429468773435750179 ~1992
42948133481019089710 ~1995
42948551858971038 ~1991
429486293435890339 ~1992
42949559858991198 ~1991
429512693436101539 ~1992
42951659859033198 ~1991
42951803859036078 ~1991
42952223859044478 ~1991
429546972577281839 ~1992
42956363859127278 ~1991
Exponent Prime Factor Digits Year
42956723859134478 ~1991
42957179859143598 ~1991
42957311859146238 ~1991
42958271859165438 ~1991
42959711859194238 ~1991
42960371859207438 ~1991
429606772577640639 ~1992
429606773436854179
429612314296123119 ~1992
42961739859234798 ~1991
42962099859241998 ~1991
42962107249180220710 ~1994
429623573436988579 ~1992
429628636874058099 ~1993
42963643455414615910 ~1995
429657113437256899 ~1992
42966179859323598 ~1991
42966251859325038 ~1991
429668772578012639 ~1992
42967343859346878 ~1991
42967451859349038 ~1991
429683834296838319 ~1992
42969263859385278 ~1991
42969779859395598 ~1991
429703793437630339 ~1992
1947
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25-04-13