# Number 43 - properties and curiosities

Forty three

43 is an odd number.

43 is a prime number, which means it is only divisible by 1 and itself.

In binary, 43 is represented as 101011.

In hex, 43 is represented as 2b.

Prime factorization of 43: 43.

Factors of 43 are: 1, 43.