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
674231521Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3158632958190707619772168.12018-04-18 14:36:50
History
DateUserTypeResult
2018-04-18ConductorF
Factor: 315863295819070761977 / TF: 68-69
2016-12-28NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-14sasakiNF
no factor from 2^66 to 2^67
2013-12-30sasakiNF
no factor from 2^65 to 2^66