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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
41880203837604078 ~1991
41881571837631438 ~1991
41881751837635038 ~1991
41881943837638878 ~1991
41881979837639598 ~1991
41882063837641278 ~1991
41882531837650638 ~1991
41885111837702238 ~1991
418851117539319999
41886671837733438 ~1991
41887871837757438 ~1991
41888351837767038 ~1991
41889059837781198 ~1991
41889251837785038 ~1991
41889839837796798 ~1991
41892143837842878 ~1991
418922813351382499 ~1992
41892503837850078 ~1991
41892803837856078 ~1991
41894003837880078 ~1991
41894123837882478 ~1991
41895263837905278 ~1991
418963576703417139 ~1993
41897393100553743310 ~1993
41899223837984478 ~1991
Exponent Prime Factor Digits Year
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
41906099838121998 ~1991
41906999838139998 ~1991
419083373352666979 ~1992
41908739838174798 ~1991
419087932514527599 ~1992
419093412514560479 ~1992
41910383838207678 ~1991
41911319838226398 ~1991
41912483838249678 ~1991
419172293353378339 ~1992
41917259838345198 ~1991
419172972515037839 ~1992
Exponent Prime Factor Digits Year
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
419240631140334513711 ~1996
41925563838511278 ~1991
419264812515588879 ~1992
41926499838529998 ~1991
41927351838547038 ~1991
419274972515649839 ~1992
41927497100625992910
419276474192764719 ~1992
419298893354391139 ~1992
41930111838602238 ~1991
41930639838612798 ~1991
419309572515857439 ~1992
Exponent Prime Factor Digits Year
41931551838631038 ~1991
41933819838676398 ~1991
41934301192897784710 ~1994
41934443838688878 ~1991
41934479838689598 ~1991
41934611838692238 ~1991
41936351838727038 ~1991
41937299838745998 ~1991
41937443838748878 ~1991
41937839838756798 ~1991
41937851838757038 ~1991
41938163838763278 ~1991
41938199838763998 ~1991
419383972516303839 ~1992
419388074193880719 ~1992
41939291838785838 ~1991
419401612516409679 ~1992
41940383838807678 ~1991
41940599838811998 ~1991
41941943838838878 ~1991
41942123838842478 ~1991
41942951838859038 ~1991
41943491838869838 ~1991
41943623838872478 ~1991
41943971838879438 ~1991
2175
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26-07-05