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
33614197Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 271
P-1
B1 = 400000
B2 = 9000000
LL
StatusDateUserResidueShift
Verified2003-11-28Dongsheng Liu23E886A19FED85D929944745
Verified2014-12-15JC23E886A19FED85D98028263
History
DateUserTypeResult
2024-05-21James HeinrichNF
no factor from 2^68 to 2^69
2020-04-22-Anonymous-NF
no factor from 2^73 to 2^74
2019-12-28-Anonymous-NF
no factor from 2^72 to 2^73
2019-12-28-Anonymous-NF
no factor from 2^71 to 2^72
2014-12-15JCC-LL
23E886A19FED85D9
2014-02-03-Anonymous-NF
no factor from 2^70 to 2^71
2012-12-16bcp19NF
no factor from 2^69 to 2^70
2012-12-06Carsten KossendeyNF
no factor from 2^68 to 2^69