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
667001483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1786350440973029879832167.32016-11-28 11:17:20
History
DateUserTypeResult
2016-11-28ConductorF
Factor: 178635044097302987983 / TF: 67-68
2014-05-07sasakiNF
no factor from 2^66 to 2^67
2013-04-16ramgeisNF
no factor from 2^65 to 2^66
2011-10-27laleraNF
no factor from 2^64 to 2^65
2010-06-23Architects CubedNF
no factor from 2^63 to 2^64