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An AU (astronomical unit) (149.6 million km) is 20 thousand x Circumference of Pluto (7,470 km)
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Pop. of Nigeria (203.5million)
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.