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
218130251Factored
FactorDigitsBitsDate
4014885517438323870492168.42018-01-25 06:37:33
History
DateUserTypeResult
2018-01-25NickF
Factor: 401488551743832387049 / TF: 68-69
2016-09-10DerekNF
no factor from 2^67 to 2^68
2015-10-23hillsurferNF
no factor from 2^66 to 2^67
2012-07-26america64NF
no factor from 2^65 to 2^66
2011-06-01CorbyguyNF
no factor from 2^64 to 2^65