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
696378401Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7881904388172720603432169.42017-08-09 10:11:21
History
DateUserTypeResult
2022-07-30LordJuliusNF
no factor from 2^1 to 2^63
2017-08-09ConductorF
Factor: 788190438817272060343 / TF: 68-70
2014-09-07sasakiNF
no factor from 2^66 to 2^68
2013-11-28sasakiNF
no factor from 2^65 to 2^66
2012-01-26laleraNF
no factor from 2^64 to 2^65
2010-06-22Architects CubedNF
no factor from 2^63 to 2^64