Is 400,000,000 circular inches as big as Buckingham Palace?
It's about two-and-a-half times as big as Buckingham Palace
The size of Buckingham Palace is about 150,000,000 circular inches.
(a.k.a. Buckingham House) (Westminster, London, England)
Buckingham Palace, the official residence of the British monarch, contains about 150,000,000 circular inches of total floor space. The palace was first inhabited by Queen Victoria in 1831, although after the death of her husband in 1861, the Queen endeavored to spend as little time there as public opinion would allow.
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