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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.
Exp. Prime Factor Digits Year
9544867954486718 ~1987
9545051190901038 ~1986
9545077572704638 ~1987
9545093572705598 ~1987
9545171190903438 ~1986
9545351190907038 ~1986
9545513572730798 ~1987
95455631527290099 ~1988
9545933572755998 ~1987
95460071718281279 ~1988
9546041763683298 ~1987
9546431190928638 ~1986
9546479190929598 ~1986
9546497572789838 ~1987
9546599190931998 ~1986
9546611763728898 ~1987
9546737763738978 ~1987
9546893572813598 ~1987
9547019190940398 ~1986
9547151190943038 ~1986
95472711718508799 ~1988
9547477572848638 ~1987
9547511190950238 ~1986
9547621572857278 ~1987
9547799190955998 ~1986
Exp. Prime Factor Digits Year
95479271527668339 ~1988
95484012100648239 ~1988
9548417572905038 ~1987
9548579190971598 ~1986
9548597572915838 ~1987
9548597137499796910
9548603190972078 ~1986
9548677572920638 ~1987
9549101763928098 ~1987
9549383190987678 ~1986
9549539190990798 ~1986
95496291336948079 ~1988
95500013056000339 ~1988
9550081573004878 ~1987
9550223191004478 ~1986
95503491337048879 ~1988
9550631191012638 ~1986
9551039191020798 ~1986
9551111764088898 ~1987
9551257573075438 ~1987
9551519764121538 ~1987
9551879764150338 ~1987
9551903191038078 ~1986
9551953573117198 ~1987
9551987764158978 ~1987
Exp. Prime Factor Digits Year
9552143191042878 ~1986
9552209764176738 ~1987
9552311191046238 ~1986
9552551191051038 ~1986
9552821573169278 ~1987
9553283191065678 ~1986
9553757573225438 ~1987
9553937764314978 ~1987
9553981573238878 ~1987
9555257573315438 ~1987
9555263191105278 ~1986
9555433573325998 ~1987
9555659764452738 ~1987
9556331191126638 ~1986
9556583191131678 ~1986
95569036880970179 ~1989
9556993573419598 ~1987
9557237764578978 ~1987
9557279191145598 ~1986
9557321573439278 ~1987
9557363191147278 ~1986
9557413573444798 ~1987
9557459764596738 ~1987
9557711191154238 ~1986
9557783191155678 ~1986
Exp. Prime Factor Digits Year
95578811529260979 ~1988
9557993573479598 ~1987
9558011191160238 ~1986
9558221764657698 ~1987
9558293573497598 ~1987
9558397573503838 ~1987
9558433573505998 ~1987
9558467764677378 ~1987
9559021573541278 ~1987
95591573632479679 ~1989
9559391191187838 ~1986
9559469764757538 ~1987
9559477573568638 ~1987
95597033059104979 ~1988
9559943191198878 ~1986
95600172868005119 ~1988
9560231191204638 ~1986
9560399191207998 ~1986
9560483191209678 ~1986
95606272294550499 ~1988
9561011191220238 ~1986
9561197764895778 ~1987
9561647764931778 ~1987
9561659191233198 ~1986
9562031764962498 ~1987
1040
GIMPS The Prime Pages FactorDb.com
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26-04-05