Properties of the Number 5

Five

Basics

Value: 4 → 5 → 6

Parity: odd

Prime: Yes

Previous Prime: 3

Next Prime: 7

Digit Sum: 5

Digital Root: 5

Palindrome: Yes

Factorization: 5

Divisors: 1, 5

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 101

Octal: 5

Duodecimal: 5

Hexadecimal: 5

Square: 25

Square Root: 2.23606797749979

Classification

Fibonacci: Yes

Bell Number: Yes

Factorial Number: No

Regular Number: Yes

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: Yes

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

No sequences found.