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

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MnStatusDetails
126000353Factored
FactorDigitsBitsDate
2640075138729493055860792477.82018-03-01 14:07:18
P-1 factors
DateFactorB1B2
2018-03-01264007513872949305586079131000037990000
History
DateUserTypeResult
2018-03-01timbitF-PM1
Factor: 264007513872949305586079 / (P-1, B1=1310000, B2=37990000, E=6)
2015-08-31caddrNF
no factor from 2^71 to 2^72
2015-08-08Judge HaleNF
no factor from 2^70 to 2^71
2015-07-17Judge HaleNF
no factor from 2^69 to 2^70
2015-07-13el groccoNF
no factor from 2^68 to 2^69
2015-07-13el groccoNF
no factor from 2^67 to 2^68
2015-01-10RichardNF
no factor from 2^66 to 2^67
2012-09-15subgeniusNF
no factor from 2^65 to 2^66
2010-11-01Torchwood InstituteNF
no factor from 2^64 to 2^65