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
691191583Factored
FactorDigitsBitsDate
2991534968567403638392168.02018-03-07 21:07:44
History
DateUserTypeResult
2018-03-07Alex_soldierF
Factor: 299153496856740363839 / TF: 68-69*
2014-08-21sasakiNF
no factor from 2^66 to 2^68
2013-12-16sasakiNF
no factor from 2^65 to 2^66
2012-02-05OS1NF
no factor from 2^64 to 2^65
2010-06-26Architects CubedNF
no factor from 2^63 to 2^64