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
20033791Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 269
P-1
B1 = 1359000
B2 = 1118622960
LL
StatusDateUserResidueShift
Verified2006-09-04Team_Ideal456AB013B658467B13439315
Verified2008-01-15Atanas Todorow456AB013B658467B4671987
History
DateUserTypeResult
2024-09-12storm5510NF-PM1
B1=1359000, B2=1118622960
2021-05-23-Anonymous-NF
no factor from 2^72 to 2^73
2021-05-23-Anonymous-NF
no factor from 2^71 to 2^72
2020-03-23Gordon SpenceNF
no factor from 2^70 to 2^71
2017-12-24ramgeisNF
no factor from 2^69 to 2^70
2017-11-14VictordeHollanderNF
no factor from 2^68 to 2^69
2016-12-31ConductorNF
no factor from 2^67 to 2^68
2015-02-02NRNF
no factor from 2^66 to 2^67