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
11653931Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 268
P-1
B1 = 14031334
B2 = 119800600920
ECM
DigitsB1Curves
2550000130 / 280
Estimated T-Level: 22.3 ⓘ
LL
StatusDateUserResidueShift
Verified2001-04-08Ben Newsam09943FF412EEA60D11353305
Verified2005-04-02Daniel Swanson09943FF412EEA60D747367
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
2024-06-10yuriy_5-1NF-PM1
B1=14031334, B2=119800600920
2024-04-22yuriy_5-1NF
no factor from 2^72 to 2^73
2022-11-24riccardo ubertiNF
no factor from 2^71 to 2^72
2021-08-20LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-14SRBaseNF
no factor from 2^70 to 2^71
2021-08-07SRBaseNF
no factor from 2^69 to 2^70
2018-01-09ramgeisNF
no factor from 2^68 to 2^69
2018-01-09ramgeisNF
no factor from 2^67 to 2^68
2016-01-30VictordeHollanderNF
no factor from 2^66 to 2^67
2015-05-11Sid & AndyNF-PM1
B1=125000, B2=2187500, E=6
2014-12-20NesowaNF
no factor from 2^65 to 2^66
2013-11-03lycornNF
no factor from 2^64 to 2^65