Wednesday, April 21, 2010

800

800 = 25 x 52.

800 has two representations as a sum of two squares: 800 = 42 + 282 = 202 + 202.

800 is 2222 in base 7 and 200 in base 20.

8008 + 1 is a prime number.

800 is the sum of four consecutive prime numbers: 800 = 193 + 197 + 199 + 211.

T-800 was the robot in the film The Terminator.

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