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
34037243Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 271
P-1
B1 = 375000
B2 = 6750000
LL
StatusDateUserResidueShift
Verified2004-09-16steve eliasE122F7EED95E322E22061663
Verified2015-01-06KYOJI_KAMEIE122F7EED95E322E5968877
History
DateUserTypeResult
2024-05-25ChuckNF
no factor from 2^68 to 2^69
2019-11-09-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-09Architects CubedNF
no factor from 2^71 to 2^72
2015-01-06KYOJI_KAMEIC-LL
E122F7EED95E322E
2014-05-26monstNF
no factor from 2^70 to 2^71
2014-02-16Mark RoseNF
no factor from 2^69 to 2^70
2013-02-09Carsten KossendeyNF
no factor from 2^68 to 2^69