Properties of the Number 23

Twenty-Three

Basics

Value: 22 → 23 → 24

Parity: odd

Prime: Yes

Previous Prime: 19

Next Prime: 29

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 23

Divisors: 1, 23

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10111

Octal: 27

Duodecimal: 1B

Hexadecimal: 17

Square: 529

Square Root: 4.795831523312719

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

No sequences found.