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

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MnStatusDetails
79682131Factored
FactorDigitsBitsDate
11749441855702061805708012580.02016-11-02 12:35:47
P-1 factors
DateFactorB1B2
2016-11-02117494418557020618057080166500012635000
History
DateUserTypeResult
2016-11-02Pi_RhoF-PM1
Factor: 1174944185570206180570801 / (P-1, B1=665000, B2=12635000)
2016-08-25AirSquirrelsNF
no factor from 2^74 to 2^75
2016-08-25AirSquirrelsNF
no factor from 2^73 to 2^74
2016-08-25AirSquirrelsNF
no factor from 2^72 to 2^73
2016-02-29DerekNF
no factor from 2^71 to 2^72
2013-01-24FranCNF
no factor from 2^70 to 2^71
2011-04-06-Anonymous-NF
no factor from 2^69 to 2^70
2011-03-18-Anonymous-NF
no factor from 2^68 to 2^69
2011-03-11Helmut ZulusNF
no factor from 2^67 to 2^68
2011-03-06Eugene SitnikovNF
no factor from 2^66 to 2^67
2011-02-01dslNF
no factor from 2^65 to 2^66
2010-11-30Architects CubedNF
no factor from 2^64 to 2^65
2009-06-03Architects CubedNF
no factor from 2^63 to 2^64