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

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MnStatusDetails
102211679Factored
FactorDigitsBitsDate
76167893770447527851140037155112933109.22021-01-15 08:50:09
P-1 factors
DateFactorB1B2
2021-01-1576167893770447527851140037155112975000025000000
History
DateUserTypeResult
2021-01-15ky0urakuF-PM1
Factor: 761678937704475278511400371551129 / (P-1, B1=750000, B2=25000000)
2020-10-25schoenbornNF
no factor from 2^75 to 2^76
2020-10-25schoenbornNF
no factor from 2^74 to 2^75
2020-03-30SRBaseNF
no factor from 2^73 to 2^74
2020-03-29SRBaseNF
no factor from 2^72 to 2^73
2017-10-22el groccoNF
no factor from 2^71 to 2^72
2014-12-22shaugeNF
no factor from 2^70 to 2^71
2013-10-16Mike IsraelNF
no factor from 2^69 to 2^70
2013-10-12Cow_tippingNF
no factor from 2^68 to 2^69
2013-09-29SMoffatNF
no factor from 2^67 to 2^68
2013-09-07processinfoNF
no factor from 2^66 to 2^67
2012-04-21tscNF
no factor from 2^65 to 2^66
2010-08-18RichardNF
no factor from 2^64 to 2^65
2010-05-101997rj7NF
no factor from 2^63 to 2^64