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
477204227Factored
FactorDigitsBitsDate
6464084667088063224732169.12018-01-06 17:00:10
History
DateUserTypeResult
2018-01-06ky0urakuF
Factor: 646408466708806322473 / TF: 69-70
2017-12-23ky0urakuNF
no factor from 2^68 to 2^69
2016-06-11sasakiNF
no factor from 2^67 to 2^68
2016-03-25sasakiNF
no factor from 2^66 to 2^67
2014-10-08sasaki3NF
no factor from 2^65 to 2^66
2011-12-11EPFNF
no factor from 2^64 to 2^65
2010-03-29Architects CubedNF
no factor from 2^63 to 2^64