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
8189021TF
No factors below 273
TF target 267
P-1
B1 = 1500000
B2 = 800578350
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1 ⓘ
LL
StatusDateUserResidueShift
Verified2000-03-01Jonas Aquino3347E177DE84BC9B2487181
Verified2003-05-19Chris Halsall3347E177DE84BC9B5330148
History
DateUserTypeResult
2023-11-28FlaukrotistNF
no factor from 2^72 to 2^73
2022-01-30FlaukrotistNF-PM1
B1=1500000, B2=800578350
2021-10-10SRBaseNF
no factor from 2^71 to 2^72
2021-08-29SRBaseNF
no factor from 2^70 to 2^71
2021-08-20SRBaseNF
no factor from 2^69 to 2^70
2020-01-10TJAOINF
no factor from 2^68 to 2^69
2018-07-09chuenkitNF
no factor from 2^67 to 2^68
2015-12-07snme2pm1NF
no factor from 2^66 to 2^67
2015-05-28snme2pm1NF
no factor from 2^65 to 2^66
2013-09-02David CampeauNF
no factor from 2^64 to 2^65
2013-08-05lycornNF
no factor from 2^63 to 2^64
2012-11-19NesowaNF-PM1
B1=100000, B2=2000000, E=6