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

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MnStatusDetails
105596663Factored
FactorDigitsBitsDate
19232213969060012624810933692890.62021-08-18 20:25:32
P-1 factors
DateFactorB1B2
2021-08-18192322139690600126248109336989300051580000
History
DateUserTypeResult
2021-08-18Ben DeloF-PM1
Factor: 1923221396906001262481093369 / (P-1, B1=893000, B2=51580000)
2021-04-08Hans LoeblichNF
no factor from 2^74 to 2^76
2020-04-06SRBaseNF
no factor from 2^73 to 2^74
2020-02-27el groccoNF
no factor from 2^72 to 2^73
2015-01-04shaugeNF
no factor from 2^71 to 2^72
2014-10-30SMoffatNF
no factor from 2^70 to 2^71
2014-10-24SMoffatNF
no factor from 2^69 to 2^70
2014-10-21SMoffatNF
no factor from 2^68 to 2^69
2014-06-20Travis Glenn RussoNF
no factor from 2^67 to 2^68
2014-06-17Travis Glenn RussoNF
no factor from 2^66 to 2^67
2012-05-12sasaki3NF
no factor from 2^65 to 2^66
2010-09-01oodairaNF
no factor from 2^64 to 2^65
2010-04-21-Anonymous-NF
no factor from 2^63 to 2^64