Properties of the Number 18264

Eighteen Thousand Two Hundred Sixty-Four

Basics

Value: 18263 → 18264 → 18265

Parity: even

Prime: No

Previous Prime: 18257

Next Prime: 18269

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 761

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 761, 1522

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100011101011000

Octal: 43530

Duodecimal: A6A0

Hexadecimal: 4758

Square: 333573696

Square Root: 135.1443672522092

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 inequivalent n-gons. A939

Number of functional digraphs (digraphs of functions on n nodes where every node has outdegree 1 and loops of length 1 are forbidden). A1373

Numbers divisible by at least four of their digits, different and >1. A187238

Row sums in A100781. A100784

a(n) is the number of edges formed by n-secting the angles of an octagon. A335771

Bisection of A000939. A94155

Number of (w,x,y,z) with all terms in {1,...,n} and w²<x²+y²+z². A212092

E.g.f.: arcsinh(x)/(1+LambertW(-x)). A277470

Welschinger invariant for the number of real plane curves of degree n passing through 3·n-1 general points. A319851

Riordan array (f(x), x·f(x)) where f(x) is the g.f. of A059738. A171505