If you're calculating by nominal GDP, yes it is (https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nominal) https://en.wikipedia.org/wiki/List_of_countrie

If you're calculating by nominal GDP, yes it is (https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nominal) https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nomi...) By PPP GDP China is (https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(PPP) https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(PPP)) By per capita GDP Luxembourg is (https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nominal)_per_capita https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nomi...)