Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
62421661Factored
FactorDigitsBitsDate
6141982379680504196768092479.02013-04-02 09:33:01
P-1 factors
DateFactorB1B2
2013-04-0261419823796805041967680959500012197500
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^1 to 2^63
2013-04-02apocalypseF-PM1
Factor: 614198237968050419676809
2013-03-17GrunwalderGIMPNF
no factor from 2^72 to 2^73
2013-03-17GrunwalderGIMPNF
no factor from 2^71 to 2^72
2012-09-04Bold_SeekerNF
no factor from 2^70 to 2^71
2011-12-04S00030NF
no factor from 2^69 to 2^70
2009-10-22trifNF
no factor from 2^68 to 2^69
2009-08-24Emma T KatNF
no factor from 2^67 to 2^68
2009-08-24Gordon BowerNF
no factor from 2^66 to 2^67
2009-08-20Sturle SundeNF
no factor from 2^65 to 2^66
2009-08-18sannerud.comNF
no factor from 2^64 to 2^65
2008-12-20DerekNF
no factor from 2^63 to 2^64