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
11678057Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 276
TF target 268
P-1
B1 = 14060382
B2 = 125644559040
ECM
DigitsB1Curves
255000083 / 280
Estimated T-Level: 21.5 ⓘ
LL
StatusDateUserResidueShift
Verified2002-12-16Daniel SwansonAA58CE344A644E119244175
Verified2004-05-11Danny SrepelAA58CE344A644E116933111
History
DateUserTypeResult
2025-05-12yuriy_5-1NF
no factor from 2^75 to 2^76
2025-01-13yuriy_5-1NF
no factor from 2^74 to 2^75
2024-09-25yuriy_5-1NF-PP1
Start=2/7, B1=1000000, B2=100000000
2024-09-10yuriy_5-1NF
no factor from 2^73 to 2^74
2024-08-16yuriy_5-1NF
no factor from 2^72 to 2^73
2024-07-31yuriy_5-1NF-PM1
B1=14060382, B2=125644559040
2022-11-11Naegi MakotoNF
no factor from 2^71 to 2^72
2021-08-23SRBaseNF
no factor from 2^70 to 2^71
2021-08-18LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-06SRBaseNF
no factor from 2^69 to 2^70
2018-01-15ramgeisNF
no factor from 2^68 to 2^69
2018-01-15ramgeisNF
no factor from 2^67 to 2^68
2016-02-08VictordeHollanderNF
no factor from 2^66 to 2^67
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-02lycornNF
no factor from 2^64 to 2^65
2012-04-01James HeinrichNF-PM1
B1=225000, B2=5400000, E=6