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

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MnStatusDetails
695525953Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4974897102646857118572168.82017-07-11 20:57:50
History
DateUserTypeResult
2017-07-11ConductorF
Factor: 497489710264685711857 / TF: 68-69
2014-08-30sasakiNF
no factor from 2^66 to 2^68
2013-11-23sasakiNF
no factor from 2^65 to 2^66
2012-01-26laleraNF
no factor from 2^64 to 2^65
2010-07-17Architects CubedNF
no factor from 2^63 to 2^64