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
696855641Factored
FactorDigitsBitsDate
6281585765541639616872169.12017-09-19 17:46:55
History
DateUserTypeResult
2022-08-01LordJuliusNF
no factor from 2^62 to 2^63
2017-09-19ConductorF
Factor: 628158576554163961687 / TF: 68-70
2014-09-10sasakiNF
no factor from 2^66 to 2^68
2013-11-16sasakiNF
no factor from 2^65 to 2^66
2012-01-28laleraNF
no factor from 2^64 to 2^65
2010-07-15Architects CubedNF
no factor from 2^63 to 2^64