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

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MnStatusDetails
667529573Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
3292073671330913181612168.22018-03-10 18:43:09
4843076738145414032412168.72018-03-10 18:43:09
History
DateUserTypeResult
2018-03-10ConductorF
Factor: 484307673814541403241 / TF: 68-69
2018-03-10ConductorF
Factor: 329207367133091318161 / TF: 68-69
2017-02-14sasakiNF
no factor from 2^67 to 2^68
2014-05-14sasakiNF
no factor from 2^66 to 2^67
2013-04-16ramgeisNF
no factor from 2^65 to 2^66
2011-10-25laleraNF
no factor from 2^64 to 2^65
2010-06-23Architects CubedNF
no factor from 2^63 to 2^64