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
62285557Factored
FactorDigitsBitsDate
509470724835499121556102192012995.42013-03-16 23:26:15
P-1 factors
DateFactorB1B2
2013-03-16509470724835499121556102192015200000
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^1 to 2^63
2013-03-16s5s5a2012F-PM1
Factor: 50947072483549912155610219201
2013-03-14Kevin JagetNF
no factor from 2^72 to 2^73
2013-02-28bcp19NF
no factor from 2^71 to 2^72
2013-02-19Carsten KossendeyNF
no factor from 2^70 to 2^71
2011-12-05GIMP PhilippinesNF
no factor from 2^69 to 2^70
2009-08-18-Anonymous-NF
no factor from 2^68 to 2^69
2009-08-15-Anonymous-NF
no factor from 2^67 to 2^68
2009-08-10-Anonymous-NF
no factor from 2^66 to 2^67
2009-02-21Ken HiattNF
no factor from 2^65 to 2^66
2009-02-20Ken HiattNF
no factor from 2^64 to 2^65
2008-12-18DerekNF
no factor from 2^63 to 2^64