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

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MnStatusDetails
107157527Factored
FactorDigitsBitsDate
9708638471880997703743838563756012735116.22021-10-30 18:22:51
P-1 factors
DateFactorB1B2
2021-10-309708638471880997703743838563756012785100039913000
History
DateUserTypeResult
2021-10-30mikrF-PM1
Factor: 97086384718809977037438385637560127 / (P-1, B1=851000, B2=39913000)
2021-04-10TheJudgerNF
no factor from 2^75 to 2^76
2021-04-10TheJudgerNF
no factor from 2^74 to 2^75
2020-06-16XZTNF
no factor from 2^73 to 2^74
2020-03-28SRBaseNF
no factor from 2^72 to 2^73
2015-01-19SMoffatNF
no factor from 2^71 to 2^72
2014-11-01shaugeNF
no factor from 2^70 to 2^71
2014-11-01shaugeNF
no factor from 2^69 to 2^70
2014-11-01shaugeNF
no factor from 2^68 to 2^69
2014-08-17roemer2201NF
no factor from 2^67 to 2^68
2014-07-02PgaborNF
no factor from 2^66 to 2^67
2012-05-19omiXorpNF
no factor from 2^65 to 2^66
2010-09-07sasaki3NF
no factor from 2^64 to 2^65
2010-04-24sasaki3NF
no factor from 2^63 to 2^64