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
909168191Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6683496199584645640332169.22017-05-16 19:30:19
History
DateUserTypeResult
2017-05-16ConductorF
Factor: 668349619958464564033 / TF: 69-70
2017-05-11Mark RoseNF
no factor from 2^68 to 2^69
2016-07-06ConductorNF
no factor from 2^67 to 2^68
2016-05-30BloodIceNF
no factor from 2^1 to 2^64
2015-04-17ramgeisNF
no factor from 2^66 to 2^67
2013-04-29ramgeisNF
no factor from 2^65 to 2^66
2011-11-10lindedNF
no factor from 2^64 to 2^65
2010-07-03lindedNF
no factor from 2^63 to 2^64