Main Page | See live article | Alphabetical index


Twenty-three (23) is the natural number following twenty-two and preceding twenty-four.

Twenty-three is the ninth prime number, the sequence continues 29, 31, 37, 41,... Twenty-three is also a factorial prime.

Twenty-three is also

See also: twenty-one, twenty-two, twenty-four, twenty-five, integer, list of numbers.

This article is about the number. For the year AD 23, see 23. For Karl Koch's work, see 23 (movie).