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

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MnStatusDetails
105529813Factored
FactorDigitsBitsDate
893469496894888052471286634492996.22021-09-05 08:04:32
P-1 factors
DateFactorB1B2
2021-09-0589346949689488805247128663449869000869000
History
DateUserTypeResult
2021-09-05ky0urakuF-PM1
Factor: 89346949689488805247128663449 / (P-1, B1=869000)
2021-03-28TheJudgerNF
no factor from 2^75 to 2^76
2021-03-28TheJudgerNF
no factor from 2^74 to 2^75
2020-04-03SRBaseNF
no factor from 2^73 to 2^74
2019-12-24mnd9NF
no factor from 2^72 to 2^73
2015-01-05shaugeNF
no factor from 2^71 to 2^72
2014-05-13Andreas_TruetschNF
no factor from 2^70 to 2^71
2013-09-20processinfoNF
no factor from 2^69 to 2^70
2013-09-19processinfoNF
no factor from 2^68 to 2^69
2013-09-09CSLatDDNF
no factor from 2^67 to 2^68
2013-09-06CSLatDDNF
no factor from 2^66 to 2^67
2012-05-15RichardNF
no factor from 2^65 to 2^66
2010-09-01sasaki3NF
no factor from 2^64 to 2^65
2010-04-20Torchwood InstituteNF
no factor from 2^63 to 2^64