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

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MnStatusDetails
105522121Factored
FactorDigitsBitsDate
8985411738666746522489032479.62021-08-15 02:07:59
P-1 factors
DateFactorB1B2
2021-08-15898541173866674652248903869000869000
History
DateUserTypeResult
2021-08-15ky0urakuF-PM1
Factor: 898541173866674652248903 / (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
2020-04-05SRBaseNF
no factor from 2^73 to 2^74
2019-12-25mnd9NF
no factor from 2^72 to 2^73
2019-01-27Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-01-06shaugeNF
no factor from 2^70 to 2^71
2014-06-18webbertNF
no factor from 2^69 to 2^70
2013-09-17RobishNF
no factor from 2^68 to 2^69
2013-09-17-Anonymous-NF
no factor from 2^68 to 2^69
2013-09-05RobishNF
no factor from 2^67 to 2^68
2013-09-04RobishNF
no factor from 2^66 to 2^67
2012-05-12Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-09-01subgeniusNF
no factor from 2^64 to 2^65
2010-04-20zygNF
no factor from 2^63 to 2^64