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
11453573Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 268
P-1
B1 = 1069000
B2 = 1111433400
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
LL
StatusDateUserResidueShift
Verified2001-10-06Russell Nelson3CD8A16944B003753732100
Verified2004-02-23Marc Getty / Phil Fizur3CD8A16944B003756974457
History
DateUserTypeResult
2024-11-17TheJudgerNF
no factor from 2^72 to 2^73
2024-05-17chevronNF-PM1
B1=1069000, B2=1111433400
2024-04-30chevronNF-PM1
B1=1069000, B2=1083805800
2023-01-15Denial140NF
no factor from 2^71 to 2^72
2021-10-01mikrNF
no factor from 2^70 to 2^71
2021-08-14LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-08SRBaseNF
no factor from 2^69 to 2^70
2020-02-21riccardo ubertiNF-PM1
B1=430000, B2=8500000, E=12
2018-01-15ramgeisNF
no factor from 2^68 to 2^69
2018-01-15ramgeisNF
no factor from 2^67 to 2^68
2016-01-15VictordeHollanderNF
no factor from 2^66 to 2^67
2015-02-25NesowaNF
no factor from 2^65 to 2^66
2013-11-16lycornNF
no factor from 2^64 to 2^65