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

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MnStatusDetails
666825547Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5238756457692062853532168.82018-03-07 12:23:48
History
DateUserTypeResult
2018-03-07ConductorF
Factor: 523875645769206285353 / TF: 68-69
2016-08-01Adam BuranNF
no factor from 2^67 to 2^68
2014-05-12sasakiNF
no factor from 2^66 to 2^67
2010-03-12Architects CubedNF
no factor from 2^65 to 2^66
2010-03-12Architects CubedNF
no factor from 2^64 to 2^65