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
393368233Factored
FactorDigitsBitsDate
1559160921390671290492167.12017-02-11 00:14:16
History
DateUserTypeResult
2017-02-11demfloroF
Factor: 155916092139067129049 / TF: 67-68
2016-04-12Maurizio FD - ItalyNF
no factor from 2^66 to 2^67
2014-05-16RichardNF
no factor from 2^65 to 2^66
2010-05-02Architects CubedNF
no factor from 2^64 to 2^65