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
41817497TF
No factors below 274
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-05-22HerwigE40338625362C91621903884
Verified2017-11-12piE40338625362C91636178919
History
DateUserTypeResult
2020-01-05-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-11-12piC-LL
E40338625362C916
2015-10-06AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-22srow7NF
no factor from 2^70 to 2^71
2015-01-08Mark RoseNF
no factor from 2^69 to 2^70