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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
31476059629521198 ~1990
31476383629527678 ~1990
31476611629532238 ~1990
314775771888654639 ~1991
314783099443492719 ~1992
31478399629567998 ~1990
31479083629581678 ~1990
31479131629582638 ~1990
31479251629585038 ~1990
31479419629588398 ~1990
31479491629589838 ~1990
314795571888773439 ~1991
31481039629620798 ~1990
31481711629634238 ~1990
31481819629636398 ~1990
314826313148263119 ~1991
314829772518638179 ~1991
314830033148300319 ~1991
31483691629673838 ~1990
31483979629679598 ~1990
31484543629690878 ~1990
31484903629698078 ~1990
31485383629707678 ~1990
31485431629708638 ~1990
31485803629716078 ~1990
Exponent Prime Factor Digits Year
31485959629719198 ~1990
31486859629737198 ~1990
31487063629741278 ~1990
31487279629745598 ~1990
31487363629747278 ~1990
31487411629748238 ~1990
31488323629766478 ~1990
31488371629767438 ~1990
31488911629778238 ~1990
31488959629779198 ~1990
314891473148914719 ~1991
314891475668046479
31489259629785198 ~1990
314898731889392399 ~1991
31489943629798878 ~1990
31490339629806798 ~1990
31490363629807278 ~1990
31491203629824078 ~1990
31491563629831278 ~1990
314918812519350499 ~1991
31491959629839198 ~1990
31492691629853838 ~1990
31493999629879998 ~1990
31494119629882398 ~1990
31495979629919598 ~1990
Exponent Prime Factor Digits Year
314967411889804479 ~1991
31496819629936398 ~1990
31496963629939278 ~1990
31497083629941678 ~1990
31497299629945998 ~1990
31497803629956078 ~1990
31498199629963998 ~1990
31498559629971198 ~1990
314989134409847839 ~1992
31499183629983678 ~1990
31499711629994238 ~1990
31499939629998798 ~1990
315000172520001379 ~1991
31500263630005278 ~1990
315003531890021199 ~1991
31500383630007678 ~1990
31500503630010078 ~1990
31500659630013198 ~1990
315009237560221539 ~1992
315014475040231539 ~1992
31501523630030478 ~1990
31502183630043678 ~1990
31502363630047278 ~1990
31502459630049198 ~1990
31502699630053998 ~1990
Exponent Prime Factor Digits Year
315031192520249539 ~1991
31503443630068878 ~1990
31504619630092398 ~1990
315052972520423779 ~1991
31505459630109198 ~1990
315055331890331999 ~1991
31505783630115678 ~1990
31505843630116878 ~1990
31506071630121438 ~1990
31506119630122398 ~1990
315063531890381199 ~1991
31506599630131998 ~1990
31506719630134398 ~1990
31506743630134878 ~1990
31507211630144238 ~1990
31507271630145438 ~1990
31507523630150478 ~1990
31507571630151438 ~1990
31507991630159838 ~1990
31508159630163198 ~1990
31508231630164638 ~1990
315086212520689699 ~1991
31508843630176878 ~1990
31509251630185038 ~1990
31509371630187438 ~1990
1764
GIMPS The Prime Pages FactorDb.com
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25-04-13