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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
402229332413375999 ~1992
402233116435729779 ~1993
40223831804476638 ~1990
40223951804479038 ~1990
40224179804483598 ~1990
40224599804491998 ~1990
402246972413481839 ~1992
40225103804502078 ~1990
402252436436038899 ~1993
40225379804507598 ~1990
40225583804511678 ~1990
40227179804543598 ~1990
402271972413631839 ~1992
402274132413644799 ~1992
40227419804548398 ~1990
40227623804552478 ~1990
40228439804568798 ~1990
40228789893079115910 ~1995
40229291804585838 ~1990
402296273218370179 ~1992
40231343804626878 ~1990
40231811804636238 ~1990
40232651804653038 ~1990
40234703804694078 ~1990
40234871804697438 ~1990
Exponent Prime Factor Digits Year
402352816437644979 ~1993
40236323804726478 ~1990
40236551804731038 ~1990
402368932414213599 ~1992
402371572414229439 ~1992
40237343804746878 ~1990
402381194023811919 ~1992
40238459804769198 ~1990
402385572414313439 ~1992
40238771804775438 ~1990
40240019804800398 ~1990
402404332414425999 ~1992
40240703804814078 ~1990
402418332414509999 ~1992
40241843804836878 ~1990
402431873219454979 ~1992
40243211804864238 ~1990
40243631804872638 ~1990
40243739804874798 ~1990
402440412414642479 ~1992
402448876439181939 ~1993
40245539804910798 ~1990
40245661120736983110 ~1993
40246691804933838 ~1990
40246931804938638 ~1990
Exponent Prime Factor Digits Year
40246991804939838 ~1990
40247639804952798 ~1990
402476575634671999 ~1992
402484073219872579 ~1992
402494834024948319 ~1992
402498372245940904711 ~1996
40250123805002478 ~1990
402503513220028099 ~1992
40250363805007278 ~1990
40250459805009198 ~1990
402510412415062479 ~1992
40252211805044238 ~1990
40253303805066078 ~1990
40254143805082878 ~1990
40255151805103038 ~1990
40255199805103998 ~1990
40255739805114798 ~1990
40255823805116478 ~1990
402559793220478339 ~1992
40256423805128478 ~1990
40256591805131838 ~1990
40257023805140478 ~1990
40260263805205278 ~1990
40261783136890062310 ~1993
40262819805256398 ~1990
Exponent Prime Factor Digits Year
40263791805275838 ~1990
40264043805280878 ~1990
402651674026516719 ~1992
40267057120801171110 ~1993
40267163805343278 ~1990
402684972416109839 ~1992
40268759805375198 ~1990
40269191805383838 ~1990
40269959805399198 ~1990
40270151805403038 ~1990
402728532416371199 ~1992
40272863805457278 ~1990
40272959805459198 ~1990
40273451805469038 ~1990
402736277249252879 ~1993
40274231805484638 ~1990
402749332416495999 ~1992
40275419805508398 ~1990
40275551805511038 ~1990
40275731805514638 ~1990
40276199805523998 ~1990
40276259805525198 ~1990
40276499805529998 ~1990
40276823805536478 ~1990
402770234027702319 ~1992
2119
GIMPS The Prime Pages FactorDb.com
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26-05-10