Number 99 - properties and curiosities

99 (number)

99

Number 99 properties

  • Palindrome
  • 99 is an odd number.
  • 99 is a palindrome.

Prime factorization

Prime factorization of 99: 3^2 × 11.

Divisors

Divisor count: 6

1, 3, 9, 11, 33, 99

Factors of 99 are: 1, 3, 9, 11, 33, 99.

Representations

In octal, 99 is represented as 143.

In binary, 99 is represented as 1100011.

In hex, 99 is represented as 63.

Roman numeral: XCIX

Curiosities

  • 99 reads the same from left to right and right to left.

Quick answers

Is 99 prime?
No, 99 is not prime.

What are the factors of 99?
1, 3, 9, 11, 33, 99

What is 99 in binary?
1100011