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
39036553Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 272
P-1
B1 = 510000
B2 = 10072500
LL
StatusDateUserResidueShift
Verified2008-02-03Aaron Stutz2E3998086B3E51E115173220
Verified2015-05-02Craig Meyers2E3998086B3E51E129344331
History
DateUserTypeResult
2024-05-29LaurVNF
no factor from 2^68 to 2^69
2019-12-18Architects CubedNF-PM1
B1=510000, B2=10072500, E=12
2019-10-12-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-13monstNF
no factor from 2^71 to 2^72
2015-05-02Craig MeyersC-LL
2E3998086B3E51E1
2014-11-30srow7NF
no factor from 2^70 to 2^71
2014-11-23NRNF
no factor from 2^69 to 2^70
2013-09-22Carsten KossendeyNF
no factor from 2^68 to 2^69