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

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MnStatusDetails
93238357Factored
FactorDigitsBitsDate
1497757173468816008743186092787.02019-08-24 07:07:38
P-1 factors
DateFactorB1B2
2019-08-241497757173468816008743186097200000
History
DateUserTypeResult
2019-08-24Ryan PropperF-PM1
Factor: 149775717346881600874318609 / (P-1, B1=720000)
2019-08-18TheJudgerNF
no factor from 2^76 to 2^77
2019-08-18TheJudgerNF
no factor from 2^75 to 2^76
2019-08-18TheJudgerNF
no factor from 2^74 to 2^75
2019-05-03DerekNF
no factor from 2^73 to 2^74
2019-02-23DerekNF
no factor from 2^72 to 2^73
2017-09-10masserNF
no factor from 2^71 to 2^72
2014-11-29RichD0NF
no factor from 2^70 to 2^71
2014-09-18Houd Al-ObaidliNF
no factor from 2^69 to 2^70
2014-03-31lhuntNF
no factor from 2^68 to 2^69
2014-03-25Carsten KossendeyNF
no factor from 2^67 to 2^68
2014-03-08trifNF
no factor from 2^66 to 2^67
2013-07-20David CampeauNF
no factor from 2^65 to 2^66
2011-01-11Architects CubedNF
no factor from 2^64 to 2^65