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Time since birth of Sophie Germain (245 y) is 2 x Time since birth of M. C. Escher (123 y)
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Pop. of Bangladesh (159.5million)
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.