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

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MnStatusDetails
100333729Factored
FactorDigitsBitsDate
500559765522001643423267532685.42020-10-13 21:50:33
P-1 factors
DateFactorB1B2
2020-10-13500559765522001643423267538350000
History
DateUserTypeResult
2020-10-13Smok_bmv F-PM1
Factor: 50055976552200164342326753 / (P-1, B1=835000)
2020-08-06LOBESNF
no factor from 2^75 to 2^76
2020-08-05William F. Garnett IIINF
no factor from 2^74 to 2^75
2020-02-29RichD0NF
no factor from 2^73 to 2^74
2020-02-11el groccoNF
no factor from 2^72 to 2^73
2014-12-23workerthreadNF
no factor from 2^71 to 2^72
2014-08-03SMoffatNF
no factor from 2^70 to 2^71
2014-05-28SatanNF
no factor from 2^69 to 2^70
2014-05-28SatanNF
no factor from 2^68 to 2^69
2014-05-28SatanNF
no factor from 2^67 to 2^68
2011-03-15Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-09Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-09OS1NF
no factor from 2^64 to 2^65
2010-02-081997rj7NF
no factor from 2^63 to 2^64