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
40432543TF
No factors below 273
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2007-12-18Manuel Metz5F39435CFCE402C430083838
Verified2017-07-24Evgeniy Zavialov5F39435CFCE402C424596975
History
DateUserTypeResult
2019-07-18Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=12
2019-03-19Sid & AndyNF
no factor from 2^72 to 2^73
2017-07-24Evgeniy ZavialovC-LL
5F39435CFCE402C4
2015-03-27Gordon SpenceNF
no factor from 2^71 to 2^72
2014-12-21chalsallNF
no factor from 2^70 to 2^71
2014-12-21chalsallNF
no factor from 2^69 to 2^70
2013-11-08Carsten KossendeyNF
no factor from 2^68 to 2^69