Properties of the Number 52921

Fifty-Two Thousand Nine Hundred Twenty-One

Basics

Value: 52920 → 52921 → 52922

Parity: odd

Prime: No

Previous Prime: 52919

Next Prime: 52937

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 11 × 17 × 283

Divisors: 1, 11, 17, 187, 283, 3113, 4811, 52921

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100111010111001

Octal: 147271

Duodecimal: 26761

Hexadecimal: ceb9

Square: 2800632241

Square Root: 230.04564764411433

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

Number of regions in regular n-gon with all diagonals drawn. A7678

Number of non-quanimous subsets of {1..n}, meaning there is only one set partition with all equal block-sums. A371789

4-dimensional analog of centered polygonal numbers. Also number of regions created by sides and diagonals of a convex n-gon in general position. A6522

a(n) = A007678(2·n+1). A341735

Denominators of continued fraction convergents to sqrt(460). A41877

Number of minimal total dominating sets in the n-barbell graph. A302650

First term of n-th difference sequence of (floor(k·r)), r = sqrt(1/2), k >= 0. A325729

Number of regions in a polygon whose boundary consists of n+2 equally spaced points around the arc of a semicircle. See Comments for precise definition. A333643

Row sums of triangle defined in A120852. A160963

First term of n-th difference sequence of (round(k·sqrt(2))), k >= 0. A325840