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
102590167Factored
FactorDigitsBitsDate
28806575284899101861379044829473822172139127.82021-02-11 14:55:22
P-1 factors
DateFactorB1B2
2021-02-1128806575284899101861379044829473822172110000001000000
History
DateUserTypeResult
2021-02-11KrieselF-PM1
Factor: 288065752848991018613790448294738221721 / (P-1, B1=1000000)
2020-11-08TheJudgerNF
no factor from 2^75 to 2^76
2020-11-08TheJudgerNF
no factor from 2^74 to 2^75
2020-03-29SRBaseNF
no factor from 2^73 to 2^74
2020-02-29el groccoNF
no factor from 2^72 to 2^73
2014-10-09Ryan PropperNF
no factor from 2^71 to 2^72
2014-10-09Ryan PropperNF
no factor from 2^70 to 2^71
2014-10-09Ryan PropperNF
no factor from 2^69 to 2^70
2014-10-08-Anonymous-NF
no factor from 2^68 to 2^69
2014-10-07-Anonymous-NF
no factor from 2^67 to 2^68
2014-05-05SMorganNF
no factor from 2^66 to 2^67
2012-04-24mmNF
no factor from 2^65 to 2^66
2010-08-19sasaki3NF
no factor from 2^64 to 2^65
2010-05-171997rj7NF
no factor from 2^63 to 2^64