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
915454021Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6622869296165566128012169.22017-12-24 18:31:54
History
DateUserTypeResult
2017-12-24ConductorF
Factor: 662286929616556612801 / TF: 69-70
2017-03-08sasakiNF
no factor from 2^68 to 2^69
2016-07-17ConductorNF
no factor from 2^67 to 2^68
2015-12-07NoPolarBearsHereNF
no factor from 2^66 to 2^67
2013-05-06ramgeisNF
no factor from 2^65 to 2^66
2011-10-06lindedNF
no factor from 2^64 to 2^65
2010-06-24lindedNF
no factor from 2^63 to 2^64