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
619019881Factored
FactorDigitsBitsDate
1881644809164158425192167.42016-09-28 18:54:17
History
DateUserTypeResult
2016-09-28NipalF
Factor: 188164480916415842519 / TF: 67-70
2014-03-13sasakiNF
no factor from 2^65 to 2^67
2012-01-15Alben WeeksNF
no factor from 2^64 to 2^65
2010-08-02-Anonymous-NF
no factor from 2^63 to 2^64