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
40977449TF
No factors below 273
TF target 272
P-1
B1 = 490000
B2 = 11637500
LL
StatusDateUserResidueShift
Verified2008-09-16Jan van Niekerk81B9E32B67820C3317938960
Verified2017-05-13Evgeniy Zavialov81B9E32B67820C3336602895
History
DateUserTypeResult
2022-05-02Sid & AndyNF
no factor from 2^72 to 2^73
2017-05-13Evgeniy ZavialovC-LL
81B9E32B67820C33
2015-06-07TheJudgerNF
no factor from 2^71 to 2^72
2014-12-26Mark RoseNF
no factor from 2^70 to 2^71
2014-12-26Mark RoseNF
no factor from 2^69 to 2^70
2013-12-01bayanneNF
no factor from 2^68 to 2^69