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
143640587Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
37063952771215546736812271.72016-12-21 08:05:09
History
DateUserTypeResult
2016-12-21d3zorgF
Factor: 3706395277121554673681 / TF: 71-72
2016-12-19d3zorgNF
no factor from 2^70 to 2^71
2016-12-17La GüiraNF
no factor from 2^69 to 2^70
2016-04-17DerekNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-03-05RichardNF
no factor from 2^66 to 2^67
2012-12-24RichardNF
no factor from 2^65 to 2^66
2010-12-21laleraNF
no factor from 2^64 to 2^65
2010-06-17Charles A. MorrisNF
no factor from 2^63 to 2^64