Properties of the Number 67866

Sixty-Seven Thousand Eight Hundred Sixty-Six

Basics

Value: 67865 → 67866 → 67867

Parity: even

Prime: No

Previous Prime: 67853

Next Prime: 67867

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 11311

Divisors: 1, 2, 3, 6, 11311, 22622, 33933, 67866

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000100100011010

Octal: 204432

Duodecimal: 33336

Hexadecimal: 1091a

Square: 4605793956

Square Root: 260.51103623455185

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) = 2·4^n-1 - (3n-1)/(2n+2)*C(2n,n). A104268

Number of non-equivalent ways to place 5 non-attacking kings on an n X n board. A279114

Numbers n such that n and 2ⁿ end with the same three digits. A67866