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

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MnStatusDetails
90939509Factored
FactorDigitsBitsDate
107286731740573078701375912683.12019-03-23 22:53:57
P-1 factors
DateFactorB1B2
2019-03-23107286731740573078701375916850000
History
DateUserTypeResult
2019-03-23Jwb52zF-PM1
Factor: 10728673174057307870137591 / (P-1, B1=685000)
2019-01-27TheJudgerNF
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
2017-08-01Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-05-12Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-09-05SMoffatNF
no factor from 2^70 to 2^71
2014-04-05SMoffatNF
no factor from 2^69 to 2^70
2012-06-23Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-07-28Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-28Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-09-30Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-05-20Carsten KossendeyNF
no factor from 2^64 to 2^65