Properties of the Number 16318

Sixteen Thousand Three Hundred Eighteen

Basics

Value: 16317 → 16318 → 16319

Parity: even

Prime: No

Previous Prime: 16301

Next Prime: 16319

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 41 × 199

Divisors: 1, 2, 41, 82, 199, 398, 8159, 16318

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111110111110

Octal: 37676

Duodecimal: 953A

Hexadecimal: 3fbe

Square: 266277124

Square Root: 127.74192733789482

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 perfect rulers with length n. A103300

The 60-degree spoke (or ray) of a hexagonal spiral of Ulam. A244802

Base numbers of 9-gonal palindromic numbers. A55560

Expansion of g.f. A(x) satisfying 3 = ∑_n=-oo..+oo (-1)ⁿ * x^2·n * (3·A(x) + x^n-2)ⁿ⁺¹. A363108

a(n) = 441·n + 1. A158322

G.f. A(x) satisfies A(x) = 1 + x·A(x)*abs( 1/A(x)² ). A380710

Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-n,...,n}. A239561

Euler transform of (0, 1, -2, 4, -8, 16, ...), (cf. A122803). A358449

Number of (n+1) X 3 0..1 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively. A204645

Number of (n+1)X(n+1) -9..9 symmetric matrices with every 2X2 subblock having sum zero and two, three or four distinct values. A211556