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

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MnStatusDetails
90811531Factored
FactorDigitsBitsDate
51761258246302302653634012582.12019-04-01 08:50:26
P-1 factors
DateFactorB1B2
2019-04-0151761258246302302653634016950000
History
DateUserTypeResult
2019-04-01James HeinrichF-PM1
Factor: 5176125824630230265363401 / (P-1, B1=695000)
2019-01-20TheJudgerNF
no factor from 2^76 to 2^77
2018-12-09TheJudgerNF
no factor from 2^75 to 2^76
2018-12-09TheJudgerNF
no factor from 2^74 to 2^75
2018-12-09TheJudgerNF
no factor from 2^73 to 2^74
2017-07-06Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-04-08Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-11-19shaugeNF
no factor from 2^70 to 2^71
2014-04-11hkskypNF
no factor from 2^69 to 2^70
2011-06-24Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-12-23Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-05Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-08-11Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-05-13Carsten KossendeyNF
no factor from 2^64 to 2^65