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

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MnStatusDetails
81972001Factored
FactorDigitsBitsDate
424680344112640877398631611031538496737121.72016-09-18 15:53:04
P-1 factors
DateFactorB1B2
2016-09-18424680344112640877398631611031538496770000014175000
History
DateUserTypeResult
2016-09-18Judge HaleF-PM1
Factor: 4246803441126408773986316110315384967 / (P-1, B1=700000, B2=14175000, E=6)
2016-09-07Sid & AndyNF
no factor from 2^74 to 2^75
2016-09-07Sid & AndyNF
no factor from 2^73 to 2^74
2016-07-14Son JohanNF
no factor from 2^72 to 2^73
2016-07-14Son JohanNF
no factor from 2^71 to 2^72
2011-03-03bzmNF
no factor from 2^70 to 2^71
2011-03-03bzmNF
no factor from 2^69 to 2^70
2011-03-03bzmNF
no factor from 2^68 to 2^69
2011-03-03bzmNF
no factor from 2^67 to 2^68
2011-03-03bzmNF
no factor from 2^65 to 2^67
2010-11-28Architects CubedNF
no factor from 2^64 to 2^65