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
42157397TF
No factors below 273
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-06-22Ahmer Ali53C526F8AC11528515296630
Verified2011-06-18Yura Ukraine53C526F8AC11528510275125
History
DateUserTypeResult
2022-05-07RichD0NF
no factor from 2^72 to 2^73
2015-05-16monstNF
no factor from 2^71 to 2^72
2015-05-16monstNF
no factor from 2^70 to 2^71
2014-12-15monstNF
no factor from 2^69 to 2^70
2011-06-18Yura UkraineC-LL
53C526F8AC115285