Properties of the Number 16488

Sixteen Thousand Four Hundred Eighty-Eight

Basics

Value: 16487 → 16488 → 16489

Parity: even

Prime: No

Previous Prime: 16487

Next Prime: 16493

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 229

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100000001101000

Octal: 40150

Duodecimal: 9660

Hexadecimal: 4068

Square: 271854144

Square Root: 128.40560735419618

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 pairwise coprime strict compositions of n, where a singleton is not considered coprime unless it is (1). A337561

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards. A234054

T(n,k)=4X4 square grid graph coloring a rectangular array: number of nXk 0..15 arrays where 0..15 label nodes of the square grid graph and every array movement to a horizontal or vertical neighbor moves along an edge of this graph. A223402

Number of n-bead black-white reversible strings with fundamental period n. A45625

Total number of nonprime parts in all partitions of n. A144119

Triangle of coefficients of polynomials v(n,x) jointly generated with A208660; see the Formula section. A208904

Expansion of exp( ∑_n>=1 -σ(9·n)*xⁿ/n ) in powers of x. A283169

Positions of +4's in A346242. A354814

Expansion of (2 - x)⁴/(1 - x)⁸. A6637

Principal diagonal of the convolution array A213765. A213766