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

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MnStatusDetails
82546663Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
43400557331251405616095512581.82017-08-09 06:23:17
P-1 factors
DateFactorB1B2
2017-08-0943400557331251405616095516900000
History
DateUserTypeResult
2017-08-09ConductorF-PM1
Factor: 4340055733125140561609551 / (P-1, B1=690000)
2016-12-18AirSquirrelsNF
no factor from 2^74 to 2^75
2016-12-18AirSquirrelsNF
no factor from 2^73 to 2^74
2016-11-14Judge HaleNF
no factor from 2^72 to 2^73
2016-11-14Judge HaleNF
no factor from 2^71 to 2^72
2011-03-24UngelovendeNF
no factor from 2^70 to 2^71
2011-03-24UngelovendeNF
no factor from 2^69 to 2^70
2011-03-24UngelovendeNF
no factor from 2^68 to 2^69
2011-03-24UngelovendeNF
no factor from 2^67 to 2^68
2011-03-24UngelovendeNF
no factor from 2^66 to 2^67
2011-03-20TrexNF
no factor from 2^65 to 2^66
2010-12-18Architects CubedNF
no factor from 2^64 to 2^65