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
29012579TF
No factors below 275
TF target 270
P-1
B1 = 1013000
B2 = 49082000
ECM
DigitsB1Curves
255000012 / 280
Estimated T-Level: 20.2 ⓘ
LL
StatusDateUserResidueShift
Verified2005-12-12David Webb188F3EC8FA004E9319652765
Verified2012-04-07ANONYMOUS188F3EC8FA004E9316482584
History
DateUserTypeResult
2021-11-24ATHNF-PP1
Start=2/7, B1=1000000, B2=26000000
2021-11-10Architects CubedNF-PM1
B1=1013000, B2=49082000
2021-10-06TheJudgerNF
no factor from 2^74 to 2^75
2021-09-10TheJudgerNF
no factor from 2^73 to 2^74
2021-01-04Sid & AndyNF
no factor from 2^72 to 2^73
2020-08-06Sid & AndyNF
no factor from 2^71 to 2^72
2020-08-06Sid & AndyNF
no factor from 2^70 to 2^71
2012-04-07ANONYMOUSC-LL
188F3EC8FA004E93
2012-02-21Ethan O'ConnorNF
no factor from 2^69 to 2^70
2012-02-21Ethan O'ConnorNF
no factor from 2^68 to 2^69