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
6979361TF
No factors below 272
TF target 267
P-1
B1 = 3500000
B2 = 9616446840
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1
LL
StatusDateUserResidueShift
Verified2000-01-12Michael Feinberg0DE4E5B9757EA1400
Verified2001-10-25Patrick Mayweg0DE4E5B9757EA1401949087
History
DateUserTypeResult
2023-09-11ThaNF-PM1
B1=3500000, B2=9616446840
2021-11-19Seth_TrNF-PM1
B1=3000000, B2=75000000, E=12
2021-09-28SRBaseNF
no factor from 2^71 to 2^72
2021-09-08SRBaseNF
no factor from 2^70 to 2^71
2021-08-09takahashiNF
no factor from 2^69 to 2^70
2020-04-10TJAOINF
no factor from 2^68 to 2^69
2018-02-27-Anonymous-NF
no factor from 2^67 to 2^68
2016-04-26Gordon SpenceNF
no factor from 2^66 to 2^67
2015-07-03VictordeHollanderNF
no factor from 2^65 to 2^66
2014-02-15lycornNF
no factor from 2^64 to 2^65
2014-02-09NesowaNF
no factor from 2^63 to 2^64
2011-09-07Carsten KossendeyNF-PM1
B1=440000, B2=13530000, E=12