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
477258121Factored
FactorDigitsBitsDate
6134347212609307541532169.12018-01-07 12:00:08
History
DateUserTypeResult
2018-01-07ky0urakuF
Factor: 613434721260930754153 / TF: 69-70
2017-12-24ky0urakuNF
no factor from 2^68 to 2^69
2016-06-11sasakiNF
no factor from 2^67 to 2^68
2016-04-08sasakiNF
no factor from 2^66 to 2^67
2014-10-09Grant McCrackenNF
no factor from 2^65 to 2^66
2011-12-11RichardNF
no factor from 2^64 to 2^65
2010-03-29Architects CubedNF
no factor from 2^63 to 2^64