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
175698499Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
25914378505622912174892271.12019-04-10 16:34:31
History
DateUserTypeResult
2019-04-10manrusF
Factor: 2591437850562291217489 / TF: 71-72
2018-04-06ZenghuiNF
no factor from 2^70 to 2^71
2015-08-15La GüiraNF
no factor from 2^69 to 2^70
2015-08-15La GüiraNF
no factor from 2^68 to 2^69
2015-07-10AdolfNorNF
no factor from 2^67 to 2^68
2015-07-03SummyNF
no factor from 2^66 to 2^67
2013-04-16tscNF
no factor from 2^65 to 2^66
2011-03-09RichardNF
no factor from 2^64 to 2^65
2010-07-20Grant McCrackenNF
no factor from 2^63 to 2^64