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

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MnStatusDetails
306349739Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
3281074714723257699292168.22017-10-05 20:55:15
4129131039541672641912168.52017-08-05 05:45:13
History
DateUserTypeResult
2017-10-05Sergey KomolovF
Factor: 328107471472325769929 / TF: 68-69
2017-08-05Jacques MOLNEF
Factor: 412913103954167264191 / TF: 68-69*
2016-12-07Rolf LarsenNF
no factor from 2^67 to 2^68
2016-02-15LiuQianWeiNF
no factor from 2^66 to 2^67
2014-07-18RichardNF
no factor from 2^65 to 2^66
2011-10-18Damian SilvestreNF
no factor from 2^64 to 2^65