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

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MnStatusDetails
277010533Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8579632387660645161912169.52019-06-01 21:15:56
History
DateUserTypeResult
2019-06-01ConductorF
Factor: 857963238766064516191 / TF: 69-70
2018-07-08Chabot PrimeNF
no factor from 2^68 to 2^69
2016-11-05tmorrowNF
no factor from 2^67 to 2^68
2016-01-13mikeblasNF
no factor from 2^66 to 2^67
2013-12-06Chang Chia-TcheNF
no factor from 2^65 to 2^66
2011-09-09RichardNF
no factor from 2^64 to 2^65
2010-05-31Architects CubedNF
no factor from 2^63 to 2^64
2010-04-19monstNF
no factor from 2^62 to 2^63