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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
27450719549014398 ~1989
27451439549028798 ~1989
274514931647089599 ~1990
27451643549032878 ~1989
274520573843287999 ~1991
27452423549048478 ~1989
27452783549055678 ~1989
274527978235839119 ~1992
27452819549056398 ~1989
27453059549061198 ~1989
27453131549062638 ~1989
27453143549062878 ~1989
27453203549064078 ~1989
27453323549066478 ~1989
27453683549073678 ~1989
27453911549078238 ~1989
27454103549082078 ~1989
27454391549087838 ~1989
27454859549097198 ~1989
27455303549106078 ~1989
27455843549116878 ~1989
27455891549117838 ~1989
27456659549133198 ~1989
27457691549153838 ~1989
274579334393269299 ~1991
Exponent Prime Factor Digits Year
274579571647477439 ~1990
274583931647503599 ~1990
27458603549172078 ~1989
274587476590099299 ~1992
27459083549181678 ~1989
274595693844339679 ~1991
27459863549197278 ~1989
27460403549208078 ~1989
27460523549210478 ~1989
274612794943030239 ~1991
27461411549228238 ~1989
27461543549230878 ~1989
27461831549236638 ~1989
27461891549237838 ~1989
274626292197010339 ~1991
274628571647771439 ~1990
27462959549259198 ~1989
27464351549287038 ~1989
27464399549287998 ~1989
27464663549293278 ~1989
274650171647901039 ~1990
27465071549301438 ~1989
274652572197220579 ~1991
27465563549311278 ~1989
274673092197384739 ~1991
Exponent Prime Factor Digits Year
27467339549346798 ~1989
27467591549351838 ~1989
274685771648114639 ~1990
274694472746944719 ~1991
27469499549389998 ~1989
27469619549392398 ~1989
274702136592851139 ~1992
27470363549407278 ~1989
27470519549410398 ~1989
27471299549425998 ~1989
27471443549428878 ~1989
27471791549435838 ~1989
27472283549445678 ~1989
27472883549457678 ~1989
27473279549465598 ~1989
27473399549467998 ~1989
274734411648406479 ~1990
27473857901142509710 ~1995
27474263549485278 ~1989
27475163549503278 ~1989
27475319549506398 ~1989
27475583549511678 ~1989
274756314945613599 ~1991
274759131648554799 ~1990
27476051549521038 ~1989
Exponent Prime Factor Digits Year
27476159549523198 ~1989
27476167109904668110 ~1992
27476303549526078 ~1989
27477179549543598 ~1989
27478163549563278 ~1989
27478259549565198 ~1989
274786571648719439 ~1990
27478823549576478 ~1989
27479351549587038 ~1989
27479759549595198 ~1989
27479999549599998 ~1989
274810012198480099 ~1991
27481451549629038 ~1989
27481523549630478 ~1989
27481631549632638 ~1989
27482219549644398 ~1989
274825096595802179 ~1992
27482963549659278 ~1989
274830771648984639 ~1990
27483419549668398 ~1989
274835171649011039 ~1990
27484559549691198 ~1989
27484679549693598 ~1989
27485063549701278 ~1989
27485099549701998 ~1989
1654
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25-05-04