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
691391137Factored
FactorDigitsBitsDate
3993054520308037395292168.42018-04-13 00:02:27
History
DateUserTypeResult
2018-04-13Alex_soldierF
Factor: 399305452030803739529 / TF: 68-69*
2014-08-19sasakiNF
no factor from 2^66 to 2^68
2013-12-13sasakiNF
no factor from 2^65 to 2^66
2012-02-05OS1NF
no factor from 2^64 to 2^65
2010-07-01Architects CubedNF
no factor from 2^63 to 2^64