Properties of the Number 38544

Thirty-Eight Thousand Five Hundred Forty-Four

Basics

Value: 38543 → 38544 → 38545

Parity: even

Prime: No

Previous Prime: 38543

Next Prime: 38557

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 11 × 73

Divisors: 1, 2, 3, 4, 6, 8, 11, 12, 16, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011010010000

Octal: 113220

Duodecimal: 1A380

Hexadecimal: 9690

Square: 1485639936

Square Root: 196.32625906892844

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

The number of edges inside a hexagon formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts. A330845

Start with the triangle with 4 markings of the Shield tiling and recursively apply the substitution rule. a(n) is the number of triangles with 6 markings after n iterations. A298680

a(n) = (2·n³ + 5·n² - 7·n)/2. A162261

a(n) = φ(n!-1), where φ is Euler's totient function (A000010). A366759

Table read by antidiagonals: Place k equally spaced points on each side of a regular n-gon and join every pair of the n*(k+1) boundary points by a chord; T(n,k) (n >= 3, k >= 0) gives the number of edges in the resulting planar graph. A367324

Number of permutations of {1,...,n} avoiding adjacent step pattern up, down, up, up, down, down. A177545

a(n) = 4*(n+1)*(9·n+4). A304505

Number of n element multisets of the 12th roots of unity with zero sum. A321417

E.g.f.: 1 / (1 - x - log(1 - x)). A338448

Reverse digits of number of partitions of n. A4089