Properties of the Number 82161

Eighty-Two Thousand One Hundred Sixty-One

Basics

Value: 82160 → 82161 → 82162

Parity: odd

Prime: No

Previous Prime: 82153

Next Prime: 82163

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 17 × 179

Divisors: 1, 3, 9, 17, 27, 51, 153, 179, 459, 537

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100000011110001

Octal: 240361

Duodecimal: 3B669

Hexadecimal: 140f1

Square: 6750429921

Square Root: 286.637401606978

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) = (3 + 2·n + 6·n² + 4·n³)/3. A166464

Number of 3 X 3 X 3 X 3 magic cubes with magic sum 3n. A111086

Number of n X n matrices over GF(3) of order dividing 3 (i.e., number of solutions of X³=I in GL(n,3)). A53847

Numbers k such that (38·10^k + 403)/9 is prime. A295624

Number of deterministic completely defined initially connected acyclic automata with 2 inputs and n transient unlabeled states (and a unique absorbing state). A82161