Properties of the Number 81315

Eighty-One Thousand Three Hundred Fifteen

Basics

Value: 81314 → 81315 → 81316

Parity: odd

Prime: No

Previous Prime: 81307

Next Prime: 81331

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 13 × 139

Divisors: 1, 3, 5, 9, 13, 15, 39, 45, 65, 117

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Binary: 10011110110100011

Octal: 236643

Duodecimal: 3B083

Hexadecimal: 13da3

Square: 6612129225

Square Root: 285.1578510229028

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

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