510,072,000 sq km in the world including land and water
196,939,900.21 square miles and 57,529,221.62 square miles
There are 192 countries in the world, only 60 of which are under 15,000 square miles. Largest to smallest they are: Guinea-Bissau, Moldova, Belgium, Lesotho, Armenia, Albania, Solomon Islands,...
Russia, which has 6,592,768.87 square miles.
314 510 square mile