Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
108418679Factored
FactorDigitsBitsDate
508326069934087158283315992685.42021-03-08 05:57:44
P-1 factors
DateFactorB1B2
2021-03-085083260699340871582833159955000005500000
History
DateUserTypeResult
2021-03-08Ernst W. MayerF-PM1
Factor: 50832606993408715828331599 / (P-1, B1=5500000)
2020-10-03ktonyNF
no factor from 2^75 to 2^76
2020-09-25RichD0NF
no factor from 2^74 to 2^75
2019-10-13Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-10-13Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-01-26endless_mikeNF
no factor from 2^71 to 2^72
2013-09-30ITSNF
no factor from 2^70 to 2^71
2013-09-28GrunwalderGIMPNF
no factor from 2^69 to 2^70
2013-09-26GrunwalderGIMPNF
no factor from 2^68 to 2^69
2013-09-25GrunwalderGIMPNF
no factor from 2^67 to 2^68
2013-09-24GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-05-21HBendtzNF
no factor from 2^65 to 2^66
2010-09-10kiwiboyNF
no factor from 2^64 to 2^65
2010-05-04RichardNF
no factor from 2^63 to 2^64