Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
11654059Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 268
P-1
B1 = 14031488
B2 = 125644559040
ECM
DigitsB1Curves
255000063 / 280
Estimated T-Level: 21.1 ⓘ
LL
StatusDateUserResidueShift
Verified2001-08-04Ignacio GrandeDB67CCEEED3C80994229866
Verified2004-05-15Chris M. DicksonDB67CCEEED3C80993694081
History
DateUserTypeResult
2025-02-21yuriy_5-1NF
no factor from 2^74 to 2^75
2024-12-13yuriy_5-1NF
no factor from 2^73 to 2^74
2024-08-16yuriy_5-1NF
no factor from 2^72 to 2^73
2024-07-16yuriy_5-1NF-PM1
B1=14031488, B2=125644559040
2022-11-23Lukas_JNF
no factor from 2^71 to 2^72
2021-08-20LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-15SRBaseNF
no factor from 2^70 to 2^71
2021-08-06SRBaseNF
no factor from 2^69 to 2^70
2019-12-21riccardo ubertiNF-PM1
B1=430000, B2=8500000, E=12
2018-01-12ramgeisNF
no factor from 2^68 to 2^69
2018-01-12ramgeisNF
no factor from 2^67 to 2^68
2016-01-30VictordeHollanderNF
no factor from 2^66 to 2^67
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-03lycornNF
no factor from 2^64 to 2^65