Properties of the Number 67166

Sixty-Seven Thousand One Hundred Sixty-Six

Basics

Value: 67165 → 67166 → 67167

Parity: even

Prime: No

Previous Prime: 67157

Next Prime: 67169

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 11 × 43 × 71

Divisors: 1, 2, 11, 22, 43, 71, 86, 142, 473, 781

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011001011110

Octal: 203136

Duodecimal: 32A52

Hexadecimal: 1065e

Square: 4511271556

Square Root: 259.1640407155283

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

Coordination sequence for (3,6,8) tiling of hyperbolic plane. A265077

Structured disdyakis dodecahedral numbers (vertex structure 9). A100161

Values of k in A071580. A258081

Even heptagonal pyramidal numbers. A218325

Numbers n such that both A002450(n)=(2²ⁿ-1)/3 and A007583(n)=2·A002450(n)+1 are Fermat pseudoprimes to base 2 (A001567). A303009

A067154(n)/n. A67166