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
661774901Factored
FactorDigitsBitsDate
3836357016723409932732168.42018-02-17 06:42:14
History
DateUserTypeResult
2018-02-17ConductorF
Factor: 383635701672340993273 / TF: 68-69
2017-02-03sasakiNF
no factor from 2^67 to 2^68
2014-04-04sasakiNF
no factor from 2^66 to 2^67
2013-12-18sasakiNF
no factor from 2^65 to 2^66
2012-01-23tscNF
no factor from 2^64 to 2^65
2010-06-04Architects CubedNF
no factor from 2^63 to 2^64