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
11614549Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 268
P-1
B1 = 13983918
B2 = 119800600920
ECM
DigitsB1Curves
2550000217 / 280
Estimated T-Level: 23.9 ⓘ
LL
StatusDateUserResidueShift
Verified2001-01-08Lyle Bergman0C033F8D2B9BC5012536
Verified2004-07-13Christopher Page0C033F8D2B9BC5019496590
History
DateUserTypeResult
2025-01-31yuriy_5-1NF
no factor from 2^74 to 2^75
2024-11-22yuriy_5-1NF
no factor from 2^73 to 2^74
2024-09-02yuriy_5-1NF
no factor from 2^72 to 2^73
2024-08-19yuriy_5-1NF-PM1
B1=13983918, B2=119800600920
2023-01-02Naegi MakotoNF
no factor from 2^71 to 2^72
2021-08-22LaurVNF-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
2019-11-14riccardo ubertiNF-PM1
B1=430000, B2=8500000, E=12
2018-01-10ramgeisNF
no factor from 2^68 to 2^69
2018-01-10ramgeisNF
no factor from 2^67 to 2^68
2016-01-15VictordeHollanderNF
no factor from 2^66 to 2^67
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-05lycornNF
no factor from 2^64 to 2^65