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
682710131Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4097296250066202241512168.52018-06-10 21:47:00
History
DateUserTypeResult
2018-06-10ConductorF
Factor: 409729625006620224151 / TF: 68-69
2016-10-22sasakiNF
no factor from 2^67 to 2^68
2014-07-25sasakiNF
no factor from 2^66 to 2^67
2014-01-28sasakiNF
no factor from 2^65 to 2^66
2012-01-30Alben WeeksNF
no factor from 2^64 to 2^65
2010-07-07Architects CubedNF
no factor from 2^63 to 2^64