Did you know? Diameter of Mercury (4,880 km) is 50 x Length of the Kiel Canal (98 km)
Pop. of Singapore (2023) (5.97million)
/fact/population-of-singapore
Link
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.