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
40966291TF
No factors below 273
TF target 272
P-1
B1 = 495000
B2 = 13241250
LL
StatusDateUserResidueShift
Verified2010-07-18rudimeierBB212EA4984E1B5D10228255
Verified2017-05-08Sergey NosovBB212EA4984E1B5D15120916
History
DateUserTypeResult
2022-05-01Sid & AndyNF
no factor from 2^72 to 2^73
2017-05-08Sergey NosovC-LL
BB212EA4984E1B5D
2015-06-07Gordon SpenceNF
no factor from 2^71 to 2^72
2014-12-25ChuckNF
no factor from 2^70 to 2^71
2014-12-25ChuckNF
no factor from 2^69 to 2^70
2013-10-31Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-07-18rudimeierC-LL
BB212EA4984E1B5D
2010-06-22rudimeierNF-PM1
B1=495000, B2=13241250, E=6