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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Exponent Range:










MnStatusDetails
121003651Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
51307482344474441709292272.12019-05-12 12:46:54
History
DateUserTypeResult
2019-05-12ConductorF
Factor: 5130748234447444170929 / TF: 72-73
2014-09-12La GüiraNF
no factor from 2^71 to 2^72
2014-09-12La GüiraNF
no factor from 2^70 to 2^71
2013-09-24GrunwalderGIMPNF
no factor from 2^69 to 2^70
2013-09-24GrunwalderGIMPNF
no factor from 2^68 to 2^69
2013-09-24GrunwalderGIMPNF
no factor from 2^66 to 2^68
2012-08-12RichardNF
no factor from 2^65 to 2^66
2010-10-22RichardNF
no factor from 2^64 to 2^65
2010-05-23RichardNF
no factor from 2^63 to 2^64