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
33853481Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 271
P-1
B1 = 395000
B2 = 10467500
LL
StatusDateUserResidueShift
Verified2004-10-03Jacques Exelrud19A9196944338C7F30538081
Verified2015-01-22Architects Cubed19A9196944338C7F33472764
History
DateUserTypeResult
2024-05-24Jarod McClintockNF
no factor from 2^68 to 2^69
2020-03-08-Anonymous-NF
no factor from 2^73 to 2^74
2019-11-15-Anonymous-NF
no factor from 2^72 to 2^73
2019-11-15-Anonymous-NF
no factor from 2^71 to 2^72
2015-01-22Architects CubedC-LL
19A9196944338C7F
2013-02-03bcp19NF
no factor from 2^70 to 2^71
2013-02-03bcp19NF
no factor from 2^69 to 2^70
2013-01-03Carsten KossendeyNF
no factor from 2^68 to 2^69