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
41765519Factored
FactorDigitsBitsDate
285284146063226725199212374.62021-02-07 23:59:52
LL
StatusDateUserResidueShift
Verified (Factored)2008-04-04Julian Webb8FB972D549B191755065918
Verified (Factored)2015-12-08-Anonymous-8FB972D549B1917541401243
History
DateUserTypeResult
2021-02-07-Anonymous-F
Factor: 28528414606322672519921 / TF: 74-75*
2019-12-28-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-05-Anonymous-NF
no factor from 2^72 to 2^73
2015-12-08-Anonymous-C-LL
8FB972D549B19175
2015-09-27AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-21ChuckNF
no factor from 2^70 to 2^71
2015-01-06Andrew BNF
no factor from 2^69 to 2^70