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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
21081772698466579 ~1985
2108263210826318 ~1982
2108453632535918 ~1983
2108497337359538 ~1983
210853142170637 ~1980
2108669168693538 ~1982
2108809506114178 ~1983
2108879168710338 ~1982
2109053295267438 ~1982
210917942183597 ~1980
2109179168734338
21092531138996639 ~1984
210931142186237 ~1980
2109403337504498 ~1983
2109553126573198 ~1982
2109617295346398 ~1982
2109619131640225710 ~1986
2109739379753038 ~1983
210974342194877 ~1980
210979142195837 ~1980
2109869632960718 ~1983
210991142198237 ~1980
2109973632991918 ~1983
211001942200397 ~1980
2110037295405198 ~1982
Exp. Prime Factor Digits Year
2110063211006318 ~1982
211010342202077 ~1980
211025942205197 ~1980
211034342206877 ~1980
2110439379879038 ~1983
2110469295465678 ~1982
211052342210477 ~1980
2110543211054318 ~1982
2110553126633198 ~1982
2110621633186318 ~1983
2111051168884098 ~1982
211115942223197 ~1980
2111177126670638 ~1982
2111231168898498 ~1982
2111311211131118 ~1982
2111311380035998
2111357295589998 ~1982
2111387168910978 ~1982
2111453295603438 ~1982
2111491211149118 ~1982
2111497126689838 ~1982
2111513126690798 ~1982
2111579506778978 ~1983
211177142235437 ~1980
2111789675772498 ~1983
Exp. Prime Factor Digits Year
2111897126713838 ~1982
2111897506855298
21120172027536339 ~1984
2112161126729678 ~1982
211219142243837 ~1980
2112329168986338 ~1982
2112337126740238 ~1982
2112353506964738 ~1983
21123531689882419
211241942248397 ~1980
2112569169005538 ~1982
2112713676068178 ~1983
2112827169026178 ~1982
2112827507078498
2112841464825038 ~1983
2112953126777198 ~1982
2113037126782238 ~1982
211321142264237 ~1980
211345142269037 ~1980
2113471380424798 ~1983
211351142270237 ~1980
2113513126810798 ~1982
2113733676394578 ~1983
2113819380487438 ~1983
2113879211387918 ~1982
Exp. Prime Factor Digits Year
2113949169115938 ~1982
211403942280797 ~1980
2114087380535678 ~1983
2114221465128638 ~1983
211424342284877 ~1980
21143513594396719 ~1985
211436342287277 ~1980
2114507169160578 ~1982
2114533634359918 ~1983
211477142295437 ~1980
2114857972834238 ~1984
2114887105321372710 ~1986
211505942301197 ~1980
2115077126904638 ~1982
2115229465350398 ~1983
2115493126929598 ~1982
2115499846199618 ~1984
2115671169253698 ~1982
2115677126940638 ~1982
2115703338512498 ~1983
2115721126943278 ~1982
2115761169260898 ~1982
21158471227191279 ~1984
2115943211594318 ~1982
2115943338550898
397
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25-05-11