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
676827397Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5656808836977456103912168.92018-05-12 11:23:13
History
DateUserTypeResult
2018-05-12ConductorF
Factor: 565680883697745610391 / TF: 68-69
2016-12-21NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-17sasakiNF
no factor from 2^66 to 2^67
2014-01-06sasakiNF
no factor from 2^65 to 2^66