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
440000861Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3252132562239674635512168.12016-12-17 13:08:47
History
DateUserTypeResult
2016-12-17ConductorF
Factor: 325213256223967463551 / TF: 68-69
2016-01-04sasakiNF
no factor from 2^66 to 2^68
2014-08-26Grant McCrackenNF
no factor from 2^65 to 2^66
2011-11-22Mr-PlonkNF
no factor from 2^64 to 2^65
2010-03-22Architects CubedNF
no factor from 2^63 to 2^64