Did you know?
Length of one Alautun, longest unit in Mayan calendar (63.1 million y) is 250 x Time since the first modern humans (250,000 y)
Tweet this comparison
Pop. of Hanoi, Vietnam (7.23 million people)
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.