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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
46873511937470238 ~1991
46873943937478878 ~1991
46875011937500238 ~1991
468750773750006179 ~1992
46875659937513198 ~1991
46876523937530478 ~1991
46876943937538878 ~1991
468769793750158339 ~1992
46877339937546798 ~1991
468786776563014799 ~1993
468791772812750639 ~1992
46879643937592878 ~1991
46879691937593838 ~1991
46880243937604878 ~1991
46880903937618078 ~1991
468809936563339039 ~1993
46882837215661050310 ~1994
468841518439147199 ~1993
46884263937685278 ~1991
468849194688491919 ~1993
468854932813129599 ~1992
468861732813170399 ~1992
46886639937732798 ~1991
468883132813298799 ~1992
46888883937777678 ~1991
Exponent Prime Factor Digits Year
468891914688919119 ~1993
46889641187558564110 ~1994
46891283937825678 ~1991
46892047159432959910 ~1994
46892099937841998 ~1991
46894643937892878 ~1991
46895279937905598 ~1991
46895423937908478 ~1991
468954917503278579 ~1993
46895939937918798 ~1991
468960893751687139 ~1992
469010878442195679 ~1993
46901303938026078 ~1991
469022772814136639 ~1992
46902731938054638 ~1991
46904579938091598 ~1991
46905563938111278 ~1991
46905959938119198 ~1991
469059772814358639 ~1992
469068972814413839 ~1992
46908299938165998 ~1991
46908791938175838 ~1991
46910399938207998 ~1991
46910543938210878 ~1991
46912091938241838 ~1991
Exponent Prime Factor Digits Year
46912259938245198 ~1991
469126612814759679 ~1992
46912991938259838 ~1991
46913159938263198 ~1991
46913411938268238 ~1991
46915103938302078 ~1991
469153736568152239 ~1993
46915691938313838 ~1991
469157513753260099 ~1992
46916399938327998 ~1991
46916843938336878 ~1991
46917599938351998 ~1991
46918957140756871110 ~1994
46919291938385838 ~1991
469195972815175839 ~1992
46920047347208347910 ~1995
469213517507416179 ~1993
469226118446069999 ~1993
46922651938453038 ~1991
46922831938456638 ~1991
469230077507681139 ~1993
469239173753913379 ~1992
46924511938490238 ~1991
46924571938491438 ~1991
46924919938498398 ~1991
Exponent Prime Factor Digits Year
46926023938520478 ~1991
46926983938539678 ~1991
46927031234635155110 ~1994
46928471938569438 ~1991
46928639938572798 ~1991
46929479938589598 ~1991
46932131938642638 ~1991
46932731938654638 ~1991
469327732815966399 ~1992
469328332815969999 ~1992
469344773754758179 ~1992
469348572816091439 ~1992
46936223938724478 ~1991
46936283938725678 ~1991
469370273754962179 ~1992
46937699938753998 ~1991
46938191938763838 ~1991
46940759938815198 ~1991
46941239938824798 ~1991
46941431938828638 ~1991
46942319938846398 ~1991
469431532816589199 ~1992
46944263938885278 ~1991
46944659938893198 ~1991
46945163938903278 ~1991
2010
GIMPS The Prime Pages FactorDb.com
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25-05-04