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
389853181Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
795859978050494859772066.12016-05-08 18:35:16
History
DateUserTypeResult
2016-05-08ConductorF
Factor: 79585997805049485977 / TF: 66-67
2014-05-12ANONYMOUSNF
no factor from 2^65 to 2^66
2011-04-16Architects CubedNF
no factor from 2^64 to 2^65