Properties of the Number 67086

Sixty-Seven Thousand Eighty-Six

Basics

Value: 67085 → 67086 → 67087

Parity: even

Prime: No

Previous Prime: 67079

Next Prime: 67103

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 3727

Divisors: 1, 2, 3, 6, 9, 18, 3727, 7454, 11181, 22362

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011000001110

Octal: 203016

Duodecimal: 329A6

Hexadecimal: 1060e

Square: 4500531396

Square Root: 259.0096523297925

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

Number of unrooted n-edge maps in the plane (planar map with a distinguished outside face). A103937

Maximal balanced binary trees in the Tamari lattices. A272371

Expansion of 1/(1-x⁴-x⁵-x⁶-x⁷-x⁸-x⁹-x¹⁰-x¹¹-x¹²-x¹³). A17835

a(n) = floor(∑_k=1..n 1/k^1/3). A67086