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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MnStatusDetails
674467841Factored
FactorDigitsBitsDate
4013543747354161812072168.42018-04-20 19:22:12
History
DateUserTypeResult
2018-04-20ConductorF
Factor: 401354374735416181207 / TF: 68-69
2016-12-27NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-10sasakiNF
no factor from 2^66 to 2^67
2014-01-10sasakiNF
no factor from 2^65 to 2^66