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
879906857Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3788328688807671048012168.42015-12-19 07:31:52
History
DateUserTypeResult
2015-12-19Alex_soldierF
Factor: 378832868880767104801 / TF: 68-69
2015-07-25sasakiNF
no factor from 2^67 to 2^68
2015-04-02sasakiNF
no factor from 2^66 to 2^67
2013-06-28america64NF
no factor from 2^65 to 2^66
2011-12-28Rob_DeeNF
no factor from 2^64 to 2^65
2010-07-12lindedNF
no factor from 2^63 to 2^64