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
39746713Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 272
P-1
B1 = 555000
B2 = 11516250
LL
StatusDateUserResidueShift
Verified2008-05-22Philippe Trottier3493A59AFE6E7E2124544847
Verified2015-04-13SW3493A59AFE6E7E2125205099
History
DateUserTypeResult
2024-05-30LaurVNF
no factor from 2^68 to 2^69
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-08-21Architects CubedNF-PM1
B1=555000, B2=11516250, E=12
2019-07-24monstNF
no factor from 2^71 to 2^72
2015-04-13SWC-LL
3493A59AFE6E7E21
2014-12-13Tim SorberaNF
no factor from 2^70 to 2^71
2014-12-10Mark RoseNF
no factor from 2^69 to 2^70
2013-10-04Carsten KossendeyNF
no factor from 2^68 to 2^69