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
43905737TF
No factors below 273
TF target 272
P-1
B1 = 525000
B2 = 13912500
LL
StatusDateUserResidueShift
Verified2009-10-23cammanB689E5F8D591F96E18560367
Verified2016-11-04ChavdarLalovB689E5F8D591F96E11722853
History
DateUserTypeResult
2018-08-04-Anonymous-NF
no factor from 2^72 to 2^73
2016-11-04ChavdarLalovC-LL
B689E5F8D591F96E
2015-10-09JCNF
no factor from 2^71 to 2^72
2015-10-05Bruno VictalNF
no factor from 2^70 to 2^71
2015-04-20David CampeauNF
no factor from 2^69 to 2^70
2014-01-30LaurVNF
no factor from 2^68 to 2^69
2009-10-23cammanC-LL
B689E5F8D591F96E
2009-09-29cammanNF-PM1
B1=525000, B2=13912500