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
660481979Factored
FactorDigitsBitsDate
5487916368082968471592168.92018-02-09 17:14:34
History
DateUserTypeResult
2018-02-09ConductorF
Factor: 548791636808296847159 / TF: 68-69
2017-01-30sasakiNF
no factor from 2^67 to 2^68
2014-03-18sasakiNF
no factor from 2^66 to 2^67
2013-12-19sasakiNF
no factor from 2^65 to 2^66
2012-01-25Team_InspectorNF
no factor from 2^64 to 2^65
2010-06-16Architects CubedNF
no factor from 2^63 to 2^64