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

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MnStatusDetails
685300823Factored
FactorDigitsBitsDate
4208561746513751617612168.52018-06-23 13:45:02
History
DateUserTypeResult
2018-06-23ConductorF
Factor: 420856174651375161761 / TF: 68-69
2016-12-11NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-08-01sasakiNF
no factor from 2^66 to 2^67
2014-02-05sasakiNF
no factor from 2^65 to 2^66
2012-03-21c10ck3rNF
no factor from 2^64 to 2^65
2010-07-14Architects CubedNF
no factor from 2^63 to 2^64