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Is 6,400 kilometers as long as The Willis Tower?

It's about 10,000 times as tall as The Willis Tower
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The height of The Willis Tower is about 0.520 kilometers.
(a.k.a. Sears Tower) (Chicago, Illinois) (to antenna peak)
The Willis Tower rises to about 0.520 kilometers to the top of its tallest antenna. The bathrooms on the 103rd floor are said to be the highest in the western hemisphere at about 0.4120 kilometers.
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