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

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MnStatusDetails
90321779Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3170429606114284456708332478.12019-01-15 00:36:09
P-1 factors
DateFactorB1B2
2019-01-1531704296061142844567083373500013965000
History
DateUserTypeResult
2024-05-16James HeinrichNF
no factor from 2^68 to 2^69
2019-01-15ky0urakuF-PM1
Factor: 317042960611428445670833 / (P-1, B1=735000, B2=13965000)
2018-11-25TheJudgerNF
no factor from 2^75 to 2^76
2018-11-25TheJudgerNF
no factor from 2^74 to 2^75
2018-05-12Carsten KossendeyNF
no factor from 2^73 to 2^74
2016-11-16Carsten KossendeyNF
no factor from 2^72 to 2^73
2015-12-12Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-11-24Earle LoweNF
no factor from 2^70 to 2^71
2013-11-29Carsten KossendeyNF
no factor from 2^69 to 2^70
2011-05-10Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-12-11Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-08-24Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-07-10Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-03-01Carsten KossendeyNF
no factor from 2^64 to 2^65