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
289842677Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2738687771536725377772167.92016-11-27 13:19:19
History
DateUserTypeResult
2016-11-27fraltF
Factor: 273868777153672537777 / TF: 67-68
2016-01-19caddrNF
no factor from 2^66 to 2^67
2013-12-21gucsNF
no factor from 2^65 to 2^66
2011-09-28mmNF
no factor from 2^64 to 2^65
2010-04-15Architects CubedNF
no factor from 2^63 to 2^64
2010-04-15Architects CubedNF
no factor from 2^62 to 2^63