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
11694167Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 268
P-1
B1 = 14079778
B2 = 121261590450
ECM
DigitsB1Curves
255000064 / 280
Estimated T-Level: 21.1 ⓘ
LL
StatusDateUserResidueShift
Verified2001-03-05Binary Digits27B280526C1C77E96612756
Verified2004-05-11Matthew M. Boedicker27B280526C1C77E96563182
History
DateUserTypeResult
2025-04-04yuriy_5-1NF
no factor from 2^74 to 2^75
2025-01-08yuriy_5-1NF
no factor from 2^73 to 2^74
2024-09-02yuriy_5-1NF
no factor from 2^72 to 2^73
2024-08-29yuriy_5-1NF-PM1
B1=14079778, B2=121261590450
2022-11-06Naegi MakotoNF
no factor from 2^71 to 2^72
2021-08-22Andrew BNF
no factor from 2^70 to 2^71
2021-08-16LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-09SRBaseNF
no factor from 2^69 to 2^70
2018-01-12ramgeisNF
no factor from 2^68 to 2^69
2018-01-12ramgeisNF
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
2013-10-30lycornNF
no factor from 2^64 to 2^65
2012-07-24NesowaNF-PM1
B1=145000, B2=3153750, E=6