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
154434169Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
47857093768800351751612272.02017-05-24 01:14:58
History
DateUserTypeResult
2017-05-24d3zorgF
Factor: 4785709376880035175161 / TF: 72-73
2017-05-22J. Gareth "Kit" MoretonNF
no factor from 2^71 to 2^72
2017-05-18d3zorgNF
no factor from 2^70 to 2^71
2014-10-23La GüiraNF
no factor from 2^69 to 2^70
2014-10-23La GüiraNF
no factor from 2^68 to 2^69
2014-10-23La GüiraNF
no factor from 2^66 to 2^68
2013-02-05RichardNF
no factor from 2^65 to 2^66
2011-01-21Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-26Torchwood InstituteNF
no factor from 2^63 to 2^64