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
40491041TF
No factors below 273
TF target 272
P-1
B1 = 480000
B2 = 11520000
LL
StatusDateUserResidueShift
Verified2009-12-26SMoffatFC426009F3811CA75983730
Verified2017-03-12Sergey NosovFC426009F3811CA727603104
History
DateUserTypeResult
2022-04-14Sid & AndyNF
no factor from 2^72 to 2^73
2017-03-12Sergey NosovC-LL
FC426009F3811CA7
2015-04-10tigreroarsNF
no factor from 2^71 to 2^72
2014-12-24NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-24NickOfTimeNF
no factor from 2^69 to 2^70
2013-11-08Carsten KossendeyNF
no factor from 2^68 to 2^69
2009-12-26SMoffatC-LL
FC426009F3811CA7
2009-05-07JOLYNF-PM1
B1=480000, B2=11520000