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
619218031Factored
FactorDigitsBitsDate
2504589809785283709772167.82016-09-26 14:38:35
History
DateUserTypeResult
2016-09-26NipalF
Factor: 250458980978528370977 / TF: 67-70
2014-03-10sasakiNF
no factor from 2^65 to 2^67
2012-01-15tscNF
no factor from 2^64 to 2^65
2010-08-02Architects CubedNF
no factor from 2^63 to 2^64