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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
41857499837149998 ~1991
41858639837172798 ~1991
41859739200926747310 ~1994
418605732511634399 ~1992
41861003837220078 ~1991
41861159837223198 ~1991
41861243837224878 ~1991
418626413349011299 ~1992
41862791837255838 ~1991
41863271837265438 ~1991
418634332511805999 ~1992
41863463837269278 ~1991
41863883837277678 ~1991
418651073349208579 ~1992
41865443837308878 ~1991
41866271837325438 ~1991
41866619837332398 ~1991
41866703711733951110 ~1995
418676273349410179 ~1992
418684276698948339 ~1993
41868803837376078 ~1991
41868839837376798 ~1991
41869319837386398 ~1991
418708193349665539 ~1992
41870891837417838 ~1991
Exponent Prime Factor Digits Year
41871083837421678 ~1991
41871299837425998 ~1991
418715095862011279 ~1993
418727573349820579 ~1992
41872871837457438 ~1991
418736093349888739 ~1992
41874359837487198 ~1991
41874671837493438 ~1991
418756516700104179 ~1993
41875763837515278 ~1991
418781212512687279 ~1992
41878379837567598 ~1991
41879231837584638 ~1991
41879963837599278 ~1991
41880203837604078 ~1991
41881571837631438 ~1991
41881751837635038 ~1991
41881943837638878 ~1991
41881979837639598 ~1991
41882531837650638 ~1991
41885111837702238 ~1991
418851117539319999
41886671837733438 ~1991
41887871837757438 ~1991
41888351837767038 ~1991
Exponent Prime Factor Digits Year
41889059837781198 ~1991
41889251837785038 ~1991
41889839837796798 ~1991
41892143837842878 ~1991
418922813351382499 ~1992
41892503837850078 ~1991
41892803837856078 ~1991
41894123837882478 ~1991
41895263837905278 ~1991
418963576703417139 ~1993
41897393100553743310 ~1993
41899223837984478 ~1991
41900519100561245710 ~1993
419007772514046639 ~1992
41901179838023598 ~1991
41901383838027678 ~1991
41901683838033678 ~1991
41902559410645078310 ~1995
41903111838062238 ~1991
41903243838064878 ~1991
41903639838072798 ~1991
419042572514255439 ~1992
41904431838088638 ~1991
419052436704838899 ~1993
41905439838108798 ~1991
Exponent Prime Factor Digits Year
41906099838121998 ~1991
41906999838139998 ~1991
419083373352666979 ~1992
41908739838174798 ~1991
419087932514527599 ~1992
419093412514560479 ~1992
41910383838207678 ~1991
41911319838226398 ~1991
41912483838249678 ~1991
419172293353378339 ~1992
41917259838345198 ~1991
419172972515037839 ~1992
41917943838358878 ~1991
41918099838361998 ~1991
419185332515111999 ~1992
41919599838391998 ~1991
41920751838415038 ~1991
41920799838415998 ~1991
41922383838447678 ~1991
41922563838451278 ~1991
419225813353806499 ~1992
419226412515358479 ~1992
419228772515372639 ~1992
41923019838460398 ~1991
41923103838462078 ~1991
2142
GIMPS The Prime Pages FactorDb.com
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26-05-03