Properties of the Number 11

Eleven

Basics

Value: 10 → 11 → 12

Parity: odd

Prime: Yes

Previous Prime: 7

Next Prime: 13

Digit Sum: 2

Digital Root: 2

Palindrome: Yes

Factorization: 11

Divisors: 1, 11

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011

Octal: 13

Duodecimal: B

Hexadecimal: b

Square: 121

Square Root: 3.3166247903554

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: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

No sequences found.