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
480000583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
397420379203425828626232375.12019-09-10 17:45:34
History
DateUserTypeResult
2024-05-19Jarod McClintockNF
no factor from 2^68 to 2^69
2019-09-10mikrF
Factor: 39742037920342582862623 / TF: 75-76*
2019-09-10mikrNF
no factor from 2^74 to 2^75
2019-09-10mikrNF
no factor from 2^73 to 2^74
2019-09-10mikrNF
no factor from 2^72 to 2^73
2019-09-10mikrNF
no factor from 2^71 to 2^72
2019-09-10mikrNF
no factor from 2^70 to 2^71
2017-02-24YxinityNF
no factor from 2^69 to 2^70
2016-12-16ConductorNF
no factor from 2^68 to 2^69
2016-06-15sasakiNF
no factor from 2^67 to 2^68
2015-07-21LookASNF
no factor from 2^66 to 2^67
2014-10-12sasakiNF
no factor from 2^65 to 2^66
2011-12-13LingUaanNF
no factor from 2^64 to 2^65
2010-03-31Architects CubedNF
no factor from 2^63 to 2^64