Properties of the Number 18327

Eighteen Thousand Three Hundred Twenty-Seven

Basics

Value: 18326 → 18327 → 18328

Parity: odd

Prime: No

Previous Prime: 18313

Next Prime: 18329

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 41 × 149

Divisors: 1, 3, 41, 123, 149, 447, 6109, 18327

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011110010111

Octal: 43627

Duodecimal: A733

Hexadecimal: 4797

Square: 335878929

Square Root: 135.37725067381152

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) = (n + 1)*(20·n² + 19·n + 6)/6. A220084

Ulam's spiral (ENE spoke). A143856

a(n) = n*(n + 5)*(n + 7)/6 + 1. A323221

Number of (w,x,y) with all terms in {0,...,n} and w<=x+y and x<=y. A212983

The number of times a point sum n is attained in all 7⁶ permutations of throwing 7 dice. A166322

The Wiener index of the dendrimer D₁[n], defined pictorially in the A. R. Ashrafi et al. reference. A224429

Frobenius number of the numerical semigroup generated by four consecutive tetrahedral numbers. A69761

Numbers k such that k⁵ + 4^k is prime. A75982

Triangle read by rows: T(n, k) is the number of cycles of length n with k descents in a complete graph on n nodes. A387937

Divisors of 190. A18327