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
287983643Factored
FactorDigitsBitsDate
2175949157635165631832167.62016-11-25 05:48:12
History
DateUserTypeResult
2016-11-25fraltF
Factor: 217594915763516563183 / TF: 67-68
2016-01-31James HintzNF
no factor from 2^66 to 2^67
2013-12-19OS1NF
no factor from 2^65 to 2^66
2011-09-25-Anonymous-NF
no factor from 2^64 to 2^65
2010-04-13Torchwood InstituteNF
no factor from 2^63 to 2^64
2010-04-13Torchwood InstituteNF
no factor from 2^62 to 2^63