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
6032129Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 266
P-1
B1 = 4300000
B2 = 4550243082
ECM
DigitsB1Curves
2550000101 / 280
Estimated T-Level: 21.8 ⓘ
LL
StatusDateUserResidueShift
Verified1999-01-17Jim HenryD24A793873E7F42C0
Verified2000-12-07robbie DeightonD24A793873E7F42C217535
History
DateUserTypeResult
2024-05-29Sid & AndyNF-PM1
B1=4300000, B2=4550243082
2022-01-31takahashiNF
no factor from 2^72 to 2^73
2021-12-19takahashiNF-PM1
B1=2500000, B2=50000000
2021-09-19SRBaseNF
no factor from 2^71 to 2^72
2020-09-05takahashiNF
no factor from 2^70 to 2^71
2020-07-05takahashiNF
no factor from 2^69 to 2^70
2020-02-27takahashiNF
no factor from 2^68 to 2^69
2019-06-01takahashiNF-PM1
B1=400000, B2=7500000, E=12
2018-05-29ramgeisNF
no factor from 2^67 to 2^68
2016-03-11Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2015-10-05snme2pm1NF
no factor from 2^65 to 2^66
2014-09-15monstNF
no factor from 2^64 to 2^65
2014-09-12NesowaNF
no factor from 2^63 to 2^64
2013-02-22Squeeky_SquirrelNF-PM1
B1=110000, B2=2200000, E=6
2008-02-24David CampeauNF-PM1
B1=75000, B2=1875000, E=6