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
667675933Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5726186536933877059032169.02018-03-11 11:41:24
History
DateUserTypeResult
2018-03-11ConductorF
Factor: 572618653693387705903 / TF: 68-69
2017-02-17sasakiNF
no factor from 2^67 to 2^68
2017-02-15NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-05-14sasakiNF
no factor from 2^66 to 2^67
2013-04-16ramgeisNF
no factor from 2^65 to 2^66
2011-10-25laleraNF
no factor from 2^64 to 2^65
2010-06-10Architects CubedNF
no factor from 2^63 to 2^64