323 (number)
323 is the natural number following 322 and preceding 324.
In mathematics
- 323 is a semiprime, and the product of two consecutive prime numbers.
- 323 is the sum of nine consecutive primes and the sum of the 13 consecutive primes
- 323 is the eighth Motzkin number,, meaning there are 323 ways to draw non-intersecting chords between eight points on a circle.
- 323 is the first Lucas pseudoprime with parameters defined by Selfridge's method.
- 323 is the first Fibonacci pseudoprime.