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
102864833Factored
FactorDigitsBitsDate
28083617473527933401839032581.22021-03-03 23:46:36
P-1 factors
DateFactorB1B2
2021-03-03280836174735279334018390310000001000000
History
DateUserTypeResult
2021-03-03ZenzomaF-PM1
Factor: 2808361747352793340183903 / (P-1, B1=1000000)
2020-10-27RichD0NF
no factor from 2^75 to 2^76
2020-10-24ktonyNF
no factor from 2^74 to 2^75
2020-01-31Hans LoeblichNF
no factor from 2^73 to 2^74
2020-01-30Dylan DelgadoNF
no factor from 2^72 to 2^73
2014-01-01SRS TechnologyNF
no factor from 2^71 to 2^72
2014-01-01SRS TechnologyNF
no factor from 2^70 to 2^71
2014-01-01SRS TechnologyNF
no factor from 2^69 to 2^70
2014-01-01SRS TechnologyNF
no factor from 2^68 to 2^69
2014-01-01SRS TechnologyNF
no factor from 2^67 to 2^68
2013-09-09JoDuNF
no factor from 2^66 to 2^67
2012-04-26KYOJI_KAMEINF
no factor from 2^65 to 2^66
2010-08-20Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-191997rj7NF
no factor from 2^63 to 2^64