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
149609107Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
66642981644178224235672272.52017-08-15 00:54:56
History
DateUserTypeResult
2017-08-15Sergey NosovF
Factor: 6664298164417822423567 / TF: 72-73*
2016-12-30guruNF
no factor from 2^71 to 2^72
2016-12-30n9Mtq4NF
no factor from 2^70 to 2^71
2016-06-29La GüiraNF
no factor from 2^69 to 2^70
2016-06-29La GüiraNF
no factor from 2^68 to 2^69
2016-04-07DerekNF
no factor from 2^67 to 2^68
2015-03-18NumberwangNF
no factor from 2^66 to 2^67
2013-01-17RichardNF
no factor from 2^65 to 2^66
2011-01-09Charles A. MorrisNF
no factor from 2^64 to 2^65