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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
9201971184039438 ~1985
92020732208497539 ~1988
92024471656440479 ~1988
9202493552149598 ~1987
9202601736208098 ~1987
9202679736214338 ~1987
9202709736216738 ~1987
9202871184057438 ~1985
9203303184066078 ~1985
9203459184069198 ~1985
9203471184069438 ~1985
9203891184077838 ~1985
9204491184089838 ~1985
9204593552275598 ~1987
9204703920470318 ~1987
9204913552294798 ~1987
9204983184099678 ~1985
9205013552300798 ~1987
9205019184100398 ~1985
9205271184105438 ~1985
9205271736421698
9205277552316638 ~1987
9205321552319278 ~1987
9205379184107598 ~1985
9205523184110478 ~1985
Exp. Prime Factor Digits Year
92056491288790879 ~1987
9205739184114798 ~1985
92057691288807679 ~1987
9205961552357678 ~1987
9206053552363198 ~1987
9206159184123198 ~1985
9206261736500898 ~1987
92062911657132399 ~1988
92064474603223519 ~1989
9206713552402798 ~1987
9207853552471198 ~1987
9207959184159198 ~1985
9208037552482238 ~1987
9208571184171438 ~1985
9208583184171678 ~1985
9208739736699138 ~1987
9208931184178638 ~1985
9208937736714978 ~1987
9209141552548478 ~1987
9209279184185598 ~1985
9209401552564078 ~1987
9209489736759138 ~1987
9209771184195438 ~1985
9209831184196638 ~1985
9210059184201198 ~1985
Exp. Prime Factor Digits Year
9210119184202398 ~1985
9210119736809538
9210203184204078 ~1985
9210241552614478 ~1987
9210613552636798 ~1987
9210673552640398 ~1987
9210757552645438 ~1987
9210841552650478 ~1987
9210917145532488710 ~1990
92111171473778739 ~1988
9211259184225198 ~1985
9211379184227598 ~1985
9211597552695838 ~1987
92121291289698079 ~1987
9212219736977538 ~1987
9212243184244878 ~1985
9212267736981378 ~1987
9212303184246078 ~1985
92124472395236239 ~1988
9212573552754398 ~1987
9212681552760878 ~1987
9212939184258798 ~1985
9212999184259998 ~1985
92130111658341999 ~1988
9213131184262638 ~1985
Exp. Prime Factor Digits Year
9213383184267678 ~1985
9213437737074978 ~1987
9213839184276798 ~1985
92139232395619999 ~1988
9213937552836238 ~1987
9214351921435118 ~1987
92143511474296179
9214631184292638 ~1985
9214859737188738 ~1987
9214883184297678 ~1985
9214957552897438 ~1987
9215039184300798 ~1985
9215293552917598 ~1987
9215471184309438 ~1985
9215603184312078 ~1985
9215639184312798 ~1985
9215831184316638 ~1985
9215879184317598 ~1985
9216019921601918 ~1987
9216107737288578 ~1987
9216281552976878 ~1987
9216611184332238 ~1985
9216731184334638 ~1985
92167871474685939 ~1988
9217001553020078 ~1987
1007
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26-01-11