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
11015287Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 268
P-1
B1 = 5000000
B2 = 16740918810
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
LL
StatusDateUserResidueShift
Verified2002-02-24Grzegorz PlonkaF46AF074BB3341145808314
Verified2004-02-07Daniel SwansonF46AF074BB334114256291
History
DateUserTypeResult
2024-11-17TheJudgerNF
no factor from 2^72 to 2^73
2024-03-21linamentNF-PM1
B1=5000000, B2=16740918810
2024-03-21linamentNF-PM1
B1=5000000
2021-09-08Jon PaceNF
no factor from 2^71 to 2^72
2021-08-13SRBaseNF
no factor from 2^70 to 2^71
2017-11-16YxinityNF
no factor from 2^69 to 2^70
2017-10-08ramgeisNF
no factor from 2^68 to 2^69
2017-10-04mikrNF
no factor from 2^67 to 2^68
2015-12-18VictordeHollanderNF
no factor from 2^66 to 2^67
2014-05-15NRNF
no factor from 2^65 to 2^66
2013-11-30lycornNF
no factor from 2^64 to 2^65
2012-11-28SRJ2877NF-PM1
B1=350000, B2=9800000, E=12