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
42671063TF
No factors below 276
TF target 272
P-1
B1 = 1500000
B2 = 45000000
LL
StatusDateUserResidueShift
Verified2009-06-19curtiscD1FCCEDFD4CC8FCB12007395
Verified2016-05-18Jack The RipperD1FCCEDFD4CC8FCB41860821
History
DateUserTypeResult
2021-06-28-Anonymous-NF
no factor from 2^75 to 2^76
2021-05-28Yves de WandelaarNF
no factor from 2^74 to 2^75
2021-05-12Sid & AndyNF-PM1
B1=1500000, B2=45000000
2020-01-17-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2016-05-18Jack The RipperC-LL
D1FCCEDFD4CC8FCB
2012-01-21David CampeauNF-PM1
B1=515000, B2=10300000, E=6
2012-01-15delta_tNF
no factor from 2^68 to 2^72
2009-06-19curtiscC-LL
D1FCCEDFD4CC8FCB