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

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MnStatusDetails
696864719Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3917227636947754422172168.42017-09-19 17:47:01
History
DateUserTypeResult
2022-08-01LordJuliusNF
no factor from 2^62 to 2^63
2017-09-19ConductorF
Factor: 391722763694775442217 / TF: 68-70
2014-09-10sasakiNF
no factor from 2^66 to 2^68
2013-11-16sasakiNF
no factor from 2^65 to 2^66
2012-01-28laleraNF
no factor from 2^64 to 2^65
2010-06-25Architects CubedNF
no factor from 2^63 to 2^64