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
42033701TF
No factors below 273
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-04-08Mike LarkinBEC81EB6FFB6F36F14182168
Verified2016-03-14-Anonymous-BEC81EB6FFB6F36F3387676
History
DateUserTypeResult
2020-03-22Sid & AndyNF
no factor from 2^72 to 2^73
2016-03-14-Anonymous-C-LL
BEC81EB6FFB6F36F
2015-08-25-Anonymous-NF
no factor from 2^71 to 2^72
2015-02-26Mark RoseNF
no factor from 2^70 to 2^71
2015-01-16chalsallNF
no factor from 2^69 to 2^70