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
663001687Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2693358038109771663112167.92016-11-28 11:17:19
History
DateUserTypeResult
2016-11-28ConductorF
Factor: 269335803810977166311 / TF: 67-68
2014-04-16sasakiNF
no factor from 2^66 to 2^67
2013-12-22sasakiNF
no factor from 2^65 to 2^66
2012-01-24tscNF
no factor from 2^64 to 2^65
2010-06-18Architects CubedNF
no factor from 2^63 to 2^64