Properties of the Number 56621

Fifty-Six Thousand Six Hundred Twenty-One

Basics

Value: 56620 → 56621 → 56622

Parity: odd

Prime: No

Previous Prime: 56611

Next Prime: 56629

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 41 × 1381

Divisors: 1, 41, 1381, 56621

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110100101101

Octal: 156455

Duodecimal: 28925

Hexadecimal: dd2d

Square: 3205937641

Square Root: 237.95167576632025

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

In binary representation of n, replace ones with n and zeros with n's binary complement (keeping leading zeros). A100241

G.f. A(x) satisfies: [xⁿ] A(x)^n*(n+1-1) / (x·A(x)ⁿ)' = 0 for n>1. A302060

a(n) is the total radius of gyration of all self-avoiding polygons of length 2n on the square lattice. A56621