Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
90923297Factored
FactorDigitsBitsDate
8952975320423036399922012479.62019-03-21 19:03:03
P-1 factors
DateFactorB1B2
2019-03-2189529753204230363999220169500013031250
History
DateUserTypeResult
2019-03-21ky0urakuF-PM1
Factor: 895297532042303639992201 / (P-1, B1=695000, B2=13031250, E=6)
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
2017-08-28Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-05-12Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-09-02shaugeNF
no factor from 2^70 to 2^71
2014-04-01SMoffatNF
no factor from 2^69 to 2^70
2011-06-21Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-01-29Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-09Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-11-17Carsten KossendeyNF
no factor from 2^65 to 2^66