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

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MnStatusDetails
90597473Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
54398213509144400673971112582.22019-03-04 04:36:27
P-1 factors
DateFactorB1B2
2019-03-04543982135091444006739711170500012690000
History
DateUserTypeResult
2024-05-21James HeinrichNF
no factor from 2^68 to 2^69
2019-03-04Smok_bmv F-PM1
Factor: 5439821350914440067397111 / (P-1, B1=705000, B2=12690000)
2019-01-20TheJudgerNF
no factor from 2^76 to 2^77
2018-12-02TheJudgerNF
no factor from 2^75 to 2^76
2018-12-02TheJudgerNF
no factor from 2^74 to 2^75
2018-11-22Carsten KossendeyNF
no factor from 2^73 to 2^74
2017-04-08Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-03-10Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-11-18shaugeNF
no factor from 2^70 to 2^71
2014-04-22Andreas_TruetschNF
no factor from 2^69 to 2^70
2012-07-18Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-03-06Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-11-19Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-10-26Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-04-21Carsten KossendeyNF
no factor from 2^64 to 2^65