Properties of the Number 12

Twelve

Basics

Value: 11 → 12 → 13

Parity: even

Prime: No

Previous Prime: 11

Next Prime: 13

Digit Sum: 3

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3

Divisors: 1, 2, 3, 4, 6, 12

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100

Octal: 14

Duodecimal: 10

Hexadecimal: c

Square: 144

Square Root: 3.4641016151377544

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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.