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

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MnStatusDetails
99504619Factored
FactorDigitsBitsDate
14541973095897442965129794789357128936116.82020-06-30 05:06:05
P-1 factors
DateFactorB1B2
2020-06-3014541973095897442965129794789357128977500015112500
History
DateUserTypeResult
2020-06-30Ryan PropperF-PM1
Factor: 145419730958974429651297947893571289 / (P-1, B1=775000, B2=15112500, E=6)
2020-06-01TheJudgerNF
no factor from 2^76 to 2^77
2020-06-01TheJudgerNF
no factor from 2^75 to 2^76
2020-03-16CADukeNF
no factor from 2^74 to 2^75
2019-12-04linamentNF
no factor from 2^73 to 2^74
2019-04-08Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2017-01-21monstNF
no factor from 2^71 to 2^72
2014-05-05SMoffatNF
no factor from 2^70 to 2^71
2014-05-02SMoffatNF
no factor from 2^69 to 2^70
2014-04-29SMoffatNF
no factor from 2^68 to 2^69
2014-04-24Carsten KossendeyNF
no factor from 2^66 to 2^68
2010-10-12Ethan O'ConnorNF
no factor from 2^65 to 2^66
2010-09-271997rj7NF
no factor from 2^64 to 2^65