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

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MnStatusDetails
677083819Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3970456965598071615432168.42018-05-13 10:43:31
History
DateUserTypeResult
2018-05-13ConductorF
Factor: 397045696559807161543 / TF: 68-69
2016-12-16ANONYMOUSNF
no factor from 2^67 to 2^68
2014-07-20sasakiNF
no factor from 2^66 to 2^67
2014-01-07sasakiNF
no factor from 2^65 to 2^66
2012-01-27gLaussNF
no factor from 2^64 to 2^65
2010-07-22Architects CubedNF
no factor from 2^63 to 2^64