117 is the number following 116 and preceding 118. It is an odd number and a pentagonal number.[1]


The prime factorization of 117 is 3^2*13. It's APF is {2,1}, making it a prime squared times another prime. Tennesine has 117 protons.


  • 117 is a composite number, as it is divisible by 3.
  • In base 10, 117 is a harshad number.
  • 117 is a triprime, since it has 3 prime factors.


Community content is available under CC-BY-SA unless otherwise noted.