Properties of the Number 81357

Eighty-One Thousand Three Hundred Fifty-Seven

Basics

Value: 81356 → 81357 → 81358

Parity: odd

Prime: No

Previous Prime: 81353

Next Prime: 81359

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 47 × 577

Divisors: 1, 3, 47, 141, 577, 1731, 27119, 81357

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110111001101

Octal: 236715

Duodecimal: 3B0B9

Hexadecimal: 13dcd

Square: 6618961449

Square Root: 285.2314849381113

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

a(n) = prime(n)³ + prime(n)² + 1. A181151

Sublime numbers, numbers for which the number of divisors and the sum of the divisors are both perfect. A81357