Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
235826687Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2153575715231675574232167.52016-10-03 18:33:49
History
DateUserTypeResult
2016-10-03Mikhail E. GolosovF
Factor: 215357571523167557423 / TF: 67-68
2015-11-24arnieNF
no factor from 2^66 to 2^67
2013-10-08tscNF
no factor from 2^65 to 2^66
2011-07-02David CampeauNF
no factor from 2^64 to 2^65
2010-05-20Architects CubedNF
no factor from 2^63 to 2^64