Properties of the Number 67085

Sixty-Seven Thousand Eighty-Five

Basics

Value: 67084 → 67085 → 67086

Parity: odd

Prime: No

Previous Prime: 67079

Next Prime: 67103

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 5 × 13417

Divisors: 1, 5, 13417, 67085

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011000001101

Octal: 203015

Duodecimal: 329A5

Hexadecimal: 1060d

Square: 4500397225

Square Root: 259.0077218926108

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) = floor(∑_k=1..n 1/k^1/2). A67085

Number of nX5 0..3 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, no adjacent elements equal, and upper left element zero. A231243