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

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MnStatusDetails
681838639Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5397482660904888891672168.92018-06-05 12:17:56
History
DateUserTypeResult
2018-06-05ConductorF
Factor: 539748266090488889167 / TF: 68-69
2016-10-21sasakiNF
no factor from 2^67 to 2^68
2014-08-01sasakiNF
no factor from 2^66 to 2^67
2014-01-21sasakiNF
no factor from 2^65 to 2^66
2012-01-30sasaki3NF
no factor from 2^64 to 2^65
2010-07-04Architects CubedNF
no factor from 2^63 to 2^64