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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Exponent Range:










MnStatusDetails
238949303Factored
FactorDigitsBitsDate
1169153878193782475212166.72015-11-30 13:17:13
History
DateUserTypeResult
2015-11-30NickF
Factor: 116915387819378247521 / TF: 66-67
2013-10-17Chang Chia-TcheNF
no factor from 2^65 to 2^66
2011-07-06tscNF
no factor from 2^64 to 2^65