Properties of the Number 53566

Fifty-Three Thousand Five Hundred Sixty-Six

Basics

Value: 53565 → 53566 → 53567

Parity: even

Prime: No

Previous Prime: 53551

Next Prime: 53569

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 26783

Divisors: 1, 2, 26783, 53566

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101000100111110

Octal: 150476

Duodecimal: 26BBA

Hexadecimal: d13e

Square: 2869316356

Square Root: 231.4432975914403

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) = Sum of all divisors of all numbers < (n+1)². A168013

Irregular triangle read by rows: T(n,k) is the number of polysticks of size k, i.e., connected subsets of k edges, of the n X n flat torus, up to cyclic shifts and reflections of rows and columns; 1 <= k <= 2·n². A385388

a(n) = ceiling(n*φ¹⁷), where φ is the golden ratio, A001622. A4972

Expansion of (11·x-2)/(1-3·x)². A53566