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
41517127TF
No factors below 274
TF target 272
P-1
B1 = 460000
B2 = 11500000
LL
StatusDateUserResidueShift
Verified2008-03-05C. Cooper / S. Boone2C081FB7CDB4BA977259846
Verified2017-10-06GrunwalderGIMP2C081FB7CDB4BA9725942106
History
DateUserTypeResult
2020-01-03-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2017-10-06GrunwalderGIMPC-LL
2C081FB7CDB4BA97
2017-03-04Bruno VictalNF-PM1
B1=460000, B2=11500000, E=12
2015-10-02AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-13chalsallNF
no factor from 2^70 to 2^71
2015-01-12Mark RoseNF
no factor from 2^69 to 2^70