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
668991541Factored
FactorDigitsBitsDate
5448414790790163061512168.92018-03-16 21:26:17
History
DateUserTypeResult
2018-03-16ConductorF
Factor: 544841479079016306151 / TF: 68-69
2017-02-02NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-05-25sasakiNF
no factor from 2^66 to 2^67
2012-04-28laleraNF
no factor from 2^65 to 2^66
2011-10-12laleraNF
no factor from 2^64 to 2^65
2010-06-11Architects CubedNF
no factor from 2^63 to 2^64