Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
770367883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
39479117755839157008072271.72020-04-11 05:25:54
History
DateUserTypeResult
2020-04-11Smok_bmv F
Factor: 3947911775583915700807 / TF: 71-72
2020-04-07srow7NF
no factor from 2^70 to 2^71
2012-02-02monstNF
no factor from 2^66 to 2^70
2011-05-08monstNF
no factor from 2^65 to 2^66
2011-05-08monstNF
no factor from 2^64 to 2^65
2010-05-13Architects CubedNF
no factor from 2^63 to 2^64