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

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MnStatusDetails
652000009Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1223831991356048310558232476.72019-12-15 15:30:27
History
DateUserTypeResult
2019-12-15mikrF
Factor: 122383199135604831055823 / TF: 76-77*
2019-12-15mikrNF
no factor from 2^75 to 2^76
2019-12-15mikrNF
no factor from 2^74 to 2^75
2019-12-15mikrNF
no factor from 2^73 to 2^74
2019-12-15mikrNF
no factor from 2^72 to 2^73
2019-12-15mikrNF
no factor from 2^71 to 2^72
2018-12-04Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2017-02-11YxinityNF
no factor from 2^68 to 2^70
2016-11-27ConductorNF
no factor from 2^67 to 2^68
2014-06-23sasakiNF
no factor from 2^66 to 2^67
2014-02-24sasakiNF
no factor from 2^65 to 2^66
2010-11-04Architects CubedNF
no factor from 2^64 to 2^65
2010-07-21Architects CubedNF
no factor from 2^63 to 2^64