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
40791731TF
No factors below 273
TF target 272
P-1
B1 = 375000
B2 = 1875000
LL
StatusDateUserResidueShift
Verified2008-11-24curtisc42839592D70E6F2825244366
Verified2016-10-15MReynolds42839592D70E6F2836622156
History
DateUserTypeResult
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2016-10-15MReynoldsC-LL
42839592D70E6F28
2015-06-01ktonyNF
no factor from 2^71 to 2^72
2015-01-04XyzzyNF
no factor from 2^70 to 2^71
2015-01-04XyzzyNF
no factor from 2^69 to 2^70
2008-11-24curtiscC-LL
42839592D70E6F28