Properties of the Number 40166

Forty Thousand One Hundred Sixty-Six

Basics

Value: 40165 → 40166 → 40167

Parity: even

Prime: No

Previous Prime: 40163

Next Prime: 40169

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 19 × 151

Divisors: 1, 2, 7, 14, 19, 38, 133, 151, 266, 302

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001110011100110

Octal: 116346

Duodecimal: 1B2B2

Hexadecimal: 9ce6

Square: 1613307556

Square Root: 200.4145703286066

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

Numbers n such that if x=σ(n)-τ(n)-n then n=σ(x)-τ(x)-x. A238227

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 0), (0, 1, -1), (0, 1, 1), (1, 0, -1)}. A148698

T(n,k)=Number of right triangles on a (n+1)X(k+1) grid. A189814

Continued fraction for sqrt(180). A40166