Cool Math Facts

The number 4 is the only number where the number of letters in its name equal its value…

…and more interesting Math Facts

  • 111111111 x 111111111 = 12345678987654321
  • 12+3-4+5+67+8+9=100
  • 2 is the only even prime number.
  • Pi = 3. 1415926535 8979323846 2643383279 5028841971 6939937510 5820974944 5923078164 0628620899…and goes on forever. Pi has been calculated to over 10 trillion decimal places.
  • Zero (0) is the only number that cannot be represented by Roman Numerals.
  • Of all shapes with the same area, a circle will always have the shortest perimeter.
  • There are 168 prime numbers between 0 and 1000.

More math facts to come!

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