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
154955401Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
26455889713598590183272271.22017-11-27 22:42:35
History
DateUserTypeResult
2017-11-27ky0urakuF
Factor: 2645588971359859018327 / TF: 71-72*
2017-11-27aurashiftNF
no factor from 2^70 to 2^71
2017-03-18La GüiraNF
no factor from 2^69 to 2^70
2017-03-18La GüiraNF
no factor from 2^68 to 2^69
2016-05-01mikeblasNF
no factor from 2^67 to 2^68
2015-04-09sasaki3NF
no factor from 2^66 to 2^67
2013-02-01Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-22dslNF
no factor from 2^64 to 2^65
2010-06-26sasaki3NF
no factor from 2^63 to 2^64