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
696343181Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19216289914605319942792270.72017-08-06 17:43:17
History
DateUserTypeResult
2022-07-30LordJuliusNF
no factor from 2^1 to 2^63
2017-08-06ConductorF
Factor: 1921628991460531994279 / TF: 70-71
2017-08-06ConductorNF
no factor from 2^68 to 2^70
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
2010-07-18Architects CubedNF
no factor from 2^63 to 2^64