Number Gossip

(Enter a number and I'll tell you everything you wanted to know about it but were afraid to ask.)

Unique Properties of 144

  • 144 is a dozen dozens, or one gross
  • 144 is the only composite square in the Fibonacci sequence
  • 144 is the smallest square such that there exists another square - 441 - with the same set of digits
  • 144 is the smallest abundant Fibonacci number
  • 144 is the largest sum-product integer - the integer that is equal to the sum of its digits times the product of its digits
  • 144 is the smallest square perimeter of a primitive Pythagorean triangle
  • 144 is the smallest number such that its fifth power is the sum of other fifth powers

Rare Properties of 144

Fibonacci
Hungry
Square

Common Properties of 144

Abundant
Composite
Even
Evil
Powerful
Practical