Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
675189707Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4251151104102235872012168.52018-05-02 20:30:04
History
DateUserTypeResult
2018-05-02ConductorF
Factor: 425115110410223587201 / TF: 68-69
2016-12-25NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-12sasakiNF
no factor from 2^66 to 2^67
2014-01-02sasakiNF
no factor from 2^65 to 2^66
2012-01-26sasaki3NF
no factor from 2^64 to 2^65
2010-07-20Architects CubedNF
no factor from 2^63 to 2^64