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
107201089Factored
FactorDigitsBitsDate
87429976355897446435856625398758555136119.42020-10-24 08:17:55
P-1 factors
DateFactorB1B2
2020-10-248742997635589744643585662539875855517410000
History
DateUserTypeResult
2020-10-24ktonyF-PM1
Factor: 874299763558974464358566253987585551 / (P-1, B1=741000)
2020-09-19RichD0NF
no factor from 2^76 to 2^77
2020-09-19James HeinrichNF
no factor from 2^75 to 2^76
2020-03-12LaurVNF
no factor from 2^74 to 2^75
2020-03-06Hans LoeblichNF
no factor from 2^73 to 2^74
2020-02-29el groccoNF
no factor from 2^72 to 2^73
2018-02-28el groccoNF
no factor from 2^71 to 2^72
2015-06-06David HruskaNF
no factor from 2^70 to 2^71
2015-05-02Judge HaleNF
no factor from 2^69 to 2^70
2015-05-02Judge HaleNF
no factor from 2^68 to 2^69
2015-05-02Judge HaleNF
no factor from 2^66 to 2^68
2012-05-24omiXorpNF
no factor from 2^65 to 2^66
2010-09-07subgeniusNF
no factor from 2^64 to 2^65
2010-04-25EPFNF
no factor from 2^63 to 2^64