3600/Historical Note

Historical Note on $3600$ (Three Thousand, Six Hundred)

There are $3600$ seconds of time in an hour.

There are $3600$ seconds of angle in an degree.

There are $3600$ minutes of angle in a $60$ degree angle.

These divisions date back to the time of the Babylonians, who used a $60$-based number system for their mathematics and astronomy.


Also see

  • Definition:Sexagesimal System


Sources

  • 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $3600$
  • 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $3600$
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