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

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MnStatusDetails
611001427Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1928605070781169495932167.42016-11-28 23:29:23
History
DateUserTypeResult
2016-11-28fraltF
Factor: 192860507078116949593 / TF: 67-68
2014-01-29sasakiNF
no factor from 2^65 to 2^67
2012-01-12Andrew BNF
no factor from 2^64 to 2^65
2010-07-28Architects CubedNF
no factor from 2^63 to 2^64