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

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MnStatusDetails
669204647Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5230251234882229346712168.82018-03-17 19:14:46
History
DateUserTypeResult
2018-03-17ConductorF
Factor: 523025123488222934671 / TF: 68-69
2017-02-01NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-05-29sasakiNF
no factor from 2^66 to 2^67
2012-04-16laleraNF
no factor from 2^65 to 2^66
2011-10-12laleraNF
no factor from 2^64 to 2^65
2010-06-13Architects CubedNF
no factor from 2^63 to 2^64