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
477661721Factored
FactorDigitsBitsDate
7907446579907240803932169.42018-01-16 02:00:09
History
DateUserTypeResult
2018-01-16ky0urakuF
Factor: 790744657990724080393 / TF: 69-70
2017-12-30ky0urakuNF
no factor from 2^68 to 2^69
2016-06-09sasakiNF
no factor from 2^67 to 2^68
2016-03-30sasakiNF
no factor from 2^66 to 2^67
2014-10-09Mr-PlonkNF
no factor from 2^65 to 2^66