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

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MnStatusDetails
90618841Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2430826791097165417585612477.72019-02-15 22:46:32
P-1 factors
DateFactorB1B2
2019-02-1524308267910971654175856169500013031250
History
DateUserTypeResult
2024-05-16James HeinrichNF
no factor from 2^68 to 2^69
2019-02-15ky0urakuF-PM1
Factor: 243082679109716541758561 / (P-1, B1=695000, B2=13031250, E=6)
2019-01-20TheJudgerNF
no factor from 2^76 to 2^77
2018-12-06Strolling JellyfishNF
no factor from 2^75 to 2^76
2018-12-06Strolling JellyfishNF
no factor from 2^74 to 2^75
2018-12-03Tim SorberaNF
no factor from 2^73 to 2^74
2017-04-28Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-03-22Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-11-20C. van SomerenNF
no factor from 2^70 to 2^71
2014-04-06-Anonymous-NF
no factor from 2^69 to 2^70
2012-05-18Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-08-18Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-23Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-09-06Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-04-03Carsten KossendeyNF
no factor from 2^64 to 2^65