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
656011303Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6585658058392648419372169.22018-07-16 19:13:25
History
DateUserTypeResult
2025-03-07James HeinrichF
Factor: 658565805839264841937 / TF: 69-70
2018-07-16Alex_soldierF
Factor: 658565805839264841937 / TF: 69-70*
2017-07-16sasakiNF
no factor from 2^68 to 2^69
2017-02-08sasakiNF
no factor from 2^67 to 2^68
2014-07-03sasakiNF
no factor from 2^66 to 2^67
2014-03-14america64NF
no factor from 2^65 to 2^66
2010-11-03Architects CubedNF
no factor from 2^64 to 2^65
2010-07-20Architects CubedNF
no factor from 2^63 to 2^64