Properties of the Number 65866

Sixty-Five Thousand Eight Hundred Sixty-Six

Basics

Value: 65865 → 65866 → 65867

Parity: even

Prime: No

Previous Prime: 65851

Next Prime: 65867

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 32933

Divisors: 1, 2, 32933, 65866

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000000101001010

Octal: 200512

Duodecimal: 3214A

Hexadecimal: 1014a

Square: 4338329956

Square Root: 256.64372191814863

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

List of free 4-dimensional polyhypercubes in binary code (see A365139), ordered first by the number of cells, then by the value of the binary code. A365140

a(n) = n! * Catalan(n+1). A65866