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

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MnStatusDetails
82391471Factored
FactorDigitsBitsDate
672174993995017505144412375.82017-07-24 03:02:48
P-1 factors
DateFactorB1B2
2017-07-24672174993995017505144416900000
History
DateUserTypeResult
2017-07-24Smok_bmv F-PM1
Factor: 67217499399501750514441 / (P-1, B1=690000)
2016-12-22AirSquirrelsNF
no factor from 2^74 to 2^75
2016-12-22AirSquirrelsNF
no factor from 2^73 to 2^74
2016-11-16VictordeHollanderNF
no factor from 2^72 to 2^73
2016-11-16VictordeHollanderNF
no factor from 2^71 to 2^72
2011-03-24steinrarNF
no factor from 2^70 to 2^71
2011-03-24steinrarNF
no factor from 2^69 to 2^70
2011-03-24steinrarNF
no factor from 2^68 to 2^69
2011-03-24steinrarNF
no factor from 2^67 to 2^68
2011-03-24steinrarNF
no factor from 2^66 to 2^67
2011-03-17Michael HanschoNF
no factor from 2^65 to 2^66
2010-12-17Architects CubedNF
no factor from 2^64 to 2^65