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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
9205739184114798 ~1985
92057691288807679 ~1987
9205961552357678 ~1987
9206053552363198 ~1987
9206159184123198 ~1985
92062911657132399 ~1988
92064474603223519 ~1989
9206713552402798 ~1987
9207853552471198 ~1987
9207959184159198 ~1985
9208037552482238 ~1987
9208571184171438 ~1985
9208583184171678 ~1985
9208931184178638 ~1985
9209141552548478 ~1987
9209279184185598 ~1985
9209401552564078 ~1987
9209489736759138 ~1987
9209771184195438 ~1985
9209831184196638 ~1985
9210059184201198 ~1985
9210119184202398 ~1985
9210203184204078 ~1985
9210241552614478 ~1987
9210613552636798 ~1987
Exp. Prime Factor Digits Year
9210673552640398 ~1987
9210757552645438 ~1987
9210841552650478 ~1987
9210917145532488710 ~1990
92111171473778739 ~1988
9211259184225198 ~1985
9211379184227598 ~1985
9211597552695838 ~1987
92121291289698079 ~1987
9212243184244878 ~1985
9212303184246078 ~1985
92124472395236239 ~1988
9212573552754398 ~1987
9212681552760878 ~1987
9212939184258798 ~1985
9212999184259998 ~1985
92130111658341999 ~1988
9213131184262638 ~1985
9213383184267678 ~1985
9213437737074978 ~1987
9213839184276798 ~1985
92139232395619999 ~1988
9213937552836238 ~1987
9214351921435118 ~1987
92143511474296179
Exp. Prime Factor Digits Year
9214631184292638 ~1985
9214883184297678 ~1985
9214957552897438 ~1987
9215039184300798 ~1985
9215293552917598 ~1987
9215471184309438 ~1985
9215603184312078 ~1985
9215639184312798 ~1985
9215831184316638 ~1985
9215879184317598 ~1985
9216019921601918 ~1987
9216281552976878 ~1987
9216611184332238 ~1985
9216731184334638 ~1985
92167871474685939 ~1988
9217001553020078 ~1987
9217031737362498 ~1987
92170971290393599 ~1987
9217141553028478 ~1987
9217277553036638 ~1987
9217343184346878 ~1985
9217381553042878 ~1987
9217739184354798 ~1985
9217811184356238 ~1985
9217837553070238 ~1987
Exp. Prime Factor Digits Year
9217979184359598 ~1985
9217981553078878 ~1987
9218123184362478 ~1985
9218197553091838 ~1987
9218453553107198 ~1987
9218459184369198 ~1985
9219011184380238 ~1985
9219053553143198 ~1987
9219131184382638 ~1985
9219659184393198 ~1985
9219779184395598 ~1985
9219923184398478 ~1985
9220019184400398 ~1985
9220163184403278 ~1985
9220181553210878 ~1987
9220331184406638 ~1985
9220459922045918 ~1987
9220559184411198 ~1985
9220583184411678 ~1985
9220621553237278 ~1987
9220721553243278 ~1987
9221657553299438 ~1987
9221711184434238 ~1985
9221753553305198 ~1987
9221867737749378 ~1987
989
GIMPS The Prime Pages FactorDb.com
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25-09-07