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

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MnStatusDetails
38453183Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
79531135318917728218072272.82020-11-23 03:19:27
LL
StatusDateUserResidueShift
Verified (Factored)2008-09-16Adam Coffman947F07CF33CBDE0B36066271
Verified (Factored)2015-10-20-Anonymous-947F07CF33CBDE0B11230011
History
DateUserTypeResult
2020-11-23Smok_bmv F
Factor: 7953113531891772821807 / TF: 72-73*
2019-04-10Architects CubedNF-PM1
B1=535000, B2=10967500, E=12
2019-03-25monstNF
no factor from 2^71 to 2^72
2015-10-20-Anonymous-C-LL
947F07CF33CBDE0B
2014-12-08NRNF
no factor from 2^70 to 2^71
2014-11-25chalsallNF
no factor from 2^69 to 2^70
2013-09-12Le ComteNF
no factor from 2^68 to 2^69