Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
917722807Factored
FactorDigitsBitsDate
9619884498614745154572169.72018-01-11 12:49:09
History
DateUserTypeResult
2018-01-11ConductorF
Factor: 961988449861474515457 / TF: 69-70
2017-03-23sasakiNF
no factor from 2^68 to 2^69
2016-08-01Alex_soldierNF
no factor from 2^67 to 2^68
2015-10-25Alex_soldierNF
no factor from 2^66 to 2^67
2013-05-27ramgeisNF
no factor from 2^65 to 2^66
2011-09-22lindedNF
no factor from 2^64 to 2^65
2010-06-22lindedNF
no factor from 2^63 to 2^64