Properties of the Number 22175

Twenty-Two Thousand One Hundred Seventy-Five

Basics

Value: 22174 → 22175 → 22176

Parity: odd

Prime: No

Previous Prime: 22171

Next Prime: 22189

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 ² × 887

Divisors: 1, 5, 25, 887, 4435, 22175

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011010011111

Octal: 53237

Duodecimal: 109BB

Hexadecimal: 569f

Square: 491730625

Square Root: 148.9127261183543

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

Expansion of 1/(1-2·x+x⁵). A107066

List of different composites in Pascal-like triangles with index of asymmetry y = 3 and index of obliqueness z = 0 or z = 1. A141069

Numbers k such that k² and k³ have the same set of digits. A29797

Expansion of (1-x)/(1-2·x+x²+x³). A78001

Define the generalized Pisot sequence T(a(0),a(1)) by: a(n+2) is the greatest integer such that a(n+2)/a(n+1) < a(n+1)/a(n). This is T(8,16). A18922

a(n) = 3·a(n-1) - 4·a(n-3) + a(n-6). A19493

a(n) = A037276(n) - n. A289660

Numbers whose base-5 representation contains exactly three 0's and three 2's. A45187

a(n) is the largest number in the n-th row of triangle A140996. A141019

Number of nX5 0..1 arrays with every element equal to 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A298180