How big is 148,940,000 square kilometers?
It's about fifteen-and-a-half times as big as China
The size of China is about 9,596,961 square kilometers.
(a.k.a. People's Republic of China, a.k.a. 中华人民共和国, a.k.a.中華人民共和國 , a.k.a. Zhōnghuá Rénmín Gònghég) (UN mainland area figure)
Mainland China, as measured by the United Nations (excluding China's Special Administrative Regions — Hong Kong and Macau — and disputed territories such as Taiwan, Askai Chin, and the Trans-Karakoram Tract), occupies 9,596,961 sq. km in total area . China is the the most populous country in the world and the third or fourth largest (depending on areas included in the measurement) in total area.
It's about fifteen times as big as United States
The size of United States is about 9,826,675 square kilometers.
(a.k.a. United States of America, a.k.a. America, a.k.a. USA, a.k.a. US)
The third or fourth largest country in the world (there is some dispute in how China's total area is measured), the United States measures 9,826,675 sq. km in total area. The United States is the third-most populous country in the world, home to over 300 million people.
It's about fifteen times as big as Canada
The size of Canada is about 9,984,670 square kilometers.
Canada measures 9,984,670 sq. km in total area. It is both the second-largest country in the world and one of the most-sparsely populated, in addition to having the longest coastline of any country in the world — 243,000 km (151,000 mi).
It's about as big as The Land area of Earth
The size of The Land area of Earth is about 148,940,000 square kilometers.
The Earth has a land area of 148,940,000 sq. km. Only an estimated one-eighth of this area — or 18,618,000 sq. km — is inhabitable by humans, with uninhabitable terrain such as deserts and high mountains covering the rest.