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
41819941TF
No factors below 274
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-05-11C. Cooper / S. BooneDB5850D38A4AA26F22808048
Verified2017-08-12kamsden16DB5850D38A4AA26F38120426
History
DateUserTypeResult
2020-01-06-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-08-12kamsden16C-LL
DB5850D38A4AA26F
2015-10-07AirSquirrelsNF
no factor from 2^71 to 2^72
2015-02-14Mark RoseNF
no factor from 2^70 to 2^71
2015-01-28Mark RoseNF
no factor from 2^69 to 2^70