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
669177827Factored
FactorDigitsBitsDate
3797686890407484304632168.42018-03-17 19:14:19
4075611490324489428312168.52018-03-17 19:14:19
History
DateUserTypeResult
2018-03-17ConductorF
Factor: 407561149032448942831 / TF: 68-69
2018-03-17ConductorF
Factor: 379768689040748430463 / TF: 68-69
2017-02-01NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-06-01sasakiNF
no factor from 2^66 to 2^67
2012-04-25laleraNF
no factor from 2^65 to 2^66
2011-10-13laleraNF
no factor from 2^64 to 2^65
2010-06-09Architects CubedNF
no factor from 2^63 to 2^64