400 Number Details:
- 400 is the square of 20.
- A circle is divided into 400 grads = 360 degrees = 2π radians.
- Note degrees & radians are the accepted SI units.
- Is a Harshad number - 400 is divisible by the sum of its own base 10 digits.
- The Four Hundred (sometimes The Four Hundred Club) a phrase meaning the wealthiest, most famous, or most powerful social group.
- 400 is in the title of the film Les Quatre Cent Coups (The 400 Blows), a French film directed by François Truffaut.
- A Lebanese card game. 400 (card game)
- The Four Hundred (oligarchy) of ancient Athens.
- HTTP status code for a bad client request.
- The Atari 400 home computer.
Tags: 400 - Athens - Card Game - Four Hundred Club - Harshad Number
Posted by ALCHEssMIST - Alchemipedia - Cetacographer - Nirvana - Tags alliance.