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

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MnStatusDetails
76097513Factored
FactorDigitsBitsDate
2061748442398924941731478924499932104.02015-05-02 20:48:43
P-1 factors
DateFactorB1B2
2015-05-022061748442398924941731478924499966500013300000
History
DateUserTypeResult
2022-06-27LordJuliusNF
no factor from 2^62 to 2^64
2015-05-02aurashiftF-PM1
Factor: 20617484423989249417314789244999 / (P-1, B1=665000, B2=13300000, E=12)
2015-04-29Jerry HallettNF
no factor from 2^74 to 2^75
2015-04-29Jerry HallettNF
no factor from 2^73 to 2^74
2015-04-29Jerry HallettNF
no factor from 2^72 to 2^73
2015-04-29Jerry HallettNF
no factor from 2^71 to 2^72
2013-02-11Clown_RoyalNF
no factor from 2^70 to 2^71
2010-12-29S485122NF
no factor from 2^69 to 2^70
2010-12-28S485122NF
no factor from 2^68 to 2^69
2010-12-28S485122NF
no factor from 2^67 to 2^68
2010-12-28S485122NF
no factor from 2^66 to 2^67
2010-12-28S485122NF
no factor from 2^65 to 2^66
2010-12-28S485122NF
no factor from 2^64 to 2^65