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

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MnStatusDetails
698870657Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
3078078049107618915772168.12017-06-24 12:23:06
3278510745157002139912168.22017-06-24 12:23:06
History
DateUserTypeResult
2017-06-24ConductorF
Factor: 327851074515700213991 / TF: 68-69
2017-06-24ConductorF
Factor: 307807804910761891577 / TF: 68-69
2014-11-28sasakiNF
no factor from 2^66 to 2^68
2013-10-12sasakiNF
no factor from 2^65 to 2^66
2012-01-24laleraNF
no factor from 2^64 to 2^65
2010-07-18Architects CubedNF
no factor from 2^63 to 2^64