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
695561617Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3170339830236124785532168.12017-07-12 10:56:49
History
DateUserTypeResult
2017-07-12ConductorF
Factor: 317033983023612478553 / TF: 68-69
2014-08-31sasakiNF
no factor from 2^66 to 2^68
2013-11-26sasakiNF
no factor from 2^65 to 2^66
2012-01-27laleraNF
no factor from 2^64 to 2^65
2010-06-25Architects CubedNF
no factor from 2^63 to 2^64