Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
677257643Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4002755302066676824732168.42018-05-15 15:16:27
History
DateUserTypeResult
2018-05-15ConductorF
Factor: 400275530206667682473 / TF: 68-69
2016-12-17NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-21sasakiNF
no factor from 2^66 to 2^67
2014-01-10sasakiNF
no factor from 2^65 to 2^66
2012-01-27Mr-PlonkNF
no factor from 2^64 to 2^65
2010-07-29Architects CubedNF
no factor from 2^63 to 2^64