Properties of the Number 13131

Thirteen Thousand One Hundred Thirty-One

Basics

Value: 13130 → 13131 → 13132

Parity: odd

Prime: No

Previous Prime: 13127

Next Prime: 13147

Digit Sum: 9

Digital Root: 9

Palindrome: Yes

Factorization: 3 ² × 1459

Divisors: 1, 3, 9, 1459, 4377, 13131

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001101001011

Octal: 31513

Duodecimal: 7723

Hexadecimal: 334b

Square: 172423161

Square Root: 114.59057552870567

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

Octahedral numbers: a(n) = n*(2·n² + 1)/3. A5900

a(n) = (2·n - 1)*(8·n² - 8·n + 3)/3. A63496

Numbers that are palindromic in bases 8 and 10. A29804

Numbers that are the sum of 11 positive 8th powers. A3389

Numbers k such that k³ divides 8^k² + 1. A128681

Numbers having only digits 1 and 3 in their decimal representation. A32917

Sum of the n-th maximal antirun of odd primes differing by more than two. A373405

Numbers with multiplicative digital root value 9. A34056

Cube analog to Keith numbers. A274770

Numbers k such that 6·k+5, 6·k+11, 6·k+17, 6·k+23 are consecutive primes. A90836