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
154812781Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
76959823708766679001992272.72017-05-24 08:12:58
History
DateUserTypeResult
2017-05-24d3zorgF
Factor: 7695982370876667900199 / TF: 72-73
2017-05-22Nguyen Huy AnhNF
no factor from 2^71 to 2^72
2017-05-22Nguyen Huy AnhNF
no factor from 2^70 to 2^71
2017-03-18La GüiraNF
no factor from 2^69 to 2^70
2017-03-02XolotlNF
no factor from 2^68 to 2^69
2016-05-23-Anonymous-NF
no factor from 2^67 to 2^68
2015-04-08guruNF
no factor from 2^66 to 2^67
2013-02-01MucolNF
no factor from 2^65 to 2^66
2011-01-22Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-26OS1NF
no factor from 2^63 to 2^64