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
40578227TF
No factors below 275
TF target 272
P-1
B1 = 490000
B2 = 13352500
LL
StatusDateUserResidueShift
Verified2008-03-05Vangerow3DE3C078DD1B5ED640116582
Verified2017-03-29Sergey Nosov3DE3C078DD1B5ED629895924
History
DateUserTypeResult
2020-09-08Sid & AndyNF
no factor from 2^74 to 2^75
2020-01-17-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2017-03-29Sergey NosovC-LL
3DE3C078DD1B5ED6
2015-05-11tigreroarsNF
no factor from 2^71 to 2^72
2014-12-28NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-28NickOfTimeNF
no factor from 2^69 to 2^70
2013-11-08Carsten KossendeyNF
no factor from 2^68 to 2^69