Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
83408293Factored
FactorDigitsBitsDate
21180020677796730129435292580.82017-11-16 22:54:29
P-1 factors
DateFactorB1B2
2017-11-16211800206777967301294352966500012801250
History
DateUserTypeResult
2017-11-16Architects CubedF-PM1
Factor: 2118002067779673012943529 / (P-1, B1=665000, B2=12801250, E=6)
2017-03-17-Anonymous-NF
no factor from 2^75 to 2^76
2016-12-24-Anonymous-NF
no factor from 2^74 to 2^75
2016-12-24-Anonymous-NF
no factor from 2^73 to 2^74
2016-12-24-Anonymous-NF
no factor from 2^72 to 2^73
2016-12-24-Anonymous-NF
no factor from 2^71 to 2^72
2014-03-05symalladNF
no factor from 2^70 to 2^71
2013-03-04-Anonymous-NF
no factor from 2^69 to 2^70
2013-02-14saffaNF
no factor from 2^68 to 2^69
2013-02-11Le ComteNF
no factor from 2^67 to 2^68
2013-02-10Le ComteNF
no factor from 2^66 to 2^67
2012-08-06Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-20Architects CubedNF
no factor from 2^64 to 2^65