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
11147299Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 268
P-1
B1 = 6189107
B2 = 185673210
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
LL
StatusDateUserResidueShift
Verified2000-11-25Alan Vidmar2C0B9E08D78F24057368859
Verified2004-02-14David Meier2C0B9E08D78F240510209122
History
DateUserTypeResult
2024-11-17TheJudgerNF
no factor from 2^72 to 2^73
2022-11-23One ManNF
no factor from 2^71 to 2^72
2021-08-14SRBaseNF
no factor from 2^70 to 2^71
2021-08-07LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-06SRBaseNF
no factor from 2^69 to 2^70
2017-12-27ramgeisNF
no factor from 2^68 to 2^69
2017-12-27ramgeisNF
no factor from 2^67 to 2^68
2015-12-28VictordeHollanderNF
no factor from 2^66 to 2^67
2015-06-25NesowaNF
no factor from 2^65 to 2^66
2014-05-26HBendtzNF-PM1
B1=600000, B2=12000000, e=6
2013-11-27lycornNF
no factor from 2^64 to 2^65