Properties of the Number 82731

Eighty-Two Thousand Seven Hundred Thirty-One

Basics

Value: 82730 → 82731 → 82732

Parity: odd

Prime: No

Previous Prime: 82729

Next Prime: 82757

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 11 × 23 × 109

Divisors: 1, 3, 11, 23, 33, 69, 109, 253, 327, 759

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100001100101011

Octal: 241453

Duodecimal: 3BA63

Hexadecimal: 1432b

Square: 6844418361

Square Root: 287.62997062197815

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

Numbers k such that φ(σ(k)+k) = σ(k). A68366

a(n) is the smallest number k such that A033880(k)= n, or 0 if no such number exists, where A033880 is the abundance of k. A82731