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
33909767Factored
FactorDigitsBitsDate
610375807929.2old
73923292071032.82008-09-09 20:45:43
8704753556369218571859.62015-12-01 12:12:03
485249023737196061832065.42018-10-25 12:47:09
15848867758794982627932270.42022-05-28 03:12:23
P-1 factors
DateFactorB1B2
2022-05-28158488677587949826279328500028810530
History
DateUserTypeResult
2023-12-29masserNF
no factor from 2^71 to 2^72
2022-09-25LordJuliusNF
no factor from 2^66 to 2^67
2022-09-21masserF
Factor: 1584886775879498262793 / TF: 67-71
2022-06-26LordJuliusNF
no factor from 2^60 to 2^65
2022-05-28masserF-PM1
Factor: 1584886775879498262793 / (P-1, B1=285000, B2=28810530)
2018-10-25TJAOIF
Factor: 48524902373719606183 / TF: 65-66
2015-12-01TJAOIF
Factor: 870475355636921857 / TF: 59-60
2008-09-09Will EdgingtonF
Factor: 7392329207