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

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MnStatusDetails
667873853Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3320713165685811853692168.22018-03-12 06:03:46
History
DateUserTypeResult
2018-03-12ConductorF
Factor: 332071316568581185369 / TF: 68-69
2017-02-16KEPNF
no factor from 2^67 to 2^68
2014-05-14sasakiNF
no factor from 2^66 to 2^67
2013-01-15america64NF
no factor from 2^65 to 2^66
2011-10-25laleraNF
no factor from 2^64 to 2^65
2010-06-14Architects CubedNF
no factor from 2^63 to 2^64