Up and Atom has a nice video on number systems, and I was particularly intrigued to learn of number systems with imaginary or complex bases: https://www.youtube.com/watch?v=JS40jPaogM4&t=508s

See https://en.wikipedia.org/wiki/Complex-base_system for more of the mathematical nitty-gritty if you’re so inclined

#ComplexNumbers #mathematics #counting #tallying #Babylonians #Knuth