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
686869409Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3170081210144485327372168.12018-07-01 11:32:41
History
DateUserTypeResult
2018-07-01ConductorF
Factor: 317008121014448532737 / TF: 68-69
2016-12-02NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-08-11sasakiNF
no factor from 2^66 to 2^67
2014-02-11america64NF
no factor from 2^65 to 2^66