Properties of the Number 16624

Sixteen Thousand Six Hundred Twenty-Four

Basics

Value: 16623 → 16624 → 16625

Parity: even

Prime: No

Previous Prime: 16619

Next Prime: 16631

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ⁴ × 1039

Divisors: 1, 2, 4, 8, 16, 1039, 2078, 4156, 8312, 16624

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100000011110000

Octal: 40360

Duodecimal: 9754

Hexadecimal: 40f0

Square: 276357376

Square Root: 128.9340916902896

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

T(n,k)=Number of nXk 0..3 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..3 introduced in row major order. A240629

Number of compositions of n in which the least part is even. A103420

Expansion of ∏_j>=1 (1 - x^j)/(1 - x^4·j)⁴. A286953

Number of (w,x,y,z) with all terms in {0,...,n} and at least one of these conditions holds: w=R, x=R, y<R, z<R, where R = max{w,x,y,z} - min{w,x,y,z}. A212750

Total number of parts of multiplicity 8 in all partitions of n. A222708

Number of right triangles on a (n+1) X 4 grid. A189808

Number of nX2 0..3 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..3 introduced in row major order. A240625

Number of n X 5 0..3 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..3 introduced in row major order. A240628

Number of (n+2) X (3+2) 0..1 arrays with no 3·3 subblock diagonal sum 1 and no antidiagonal sum 2 and no row sum 0 and no column sum 3. A255796

Number of 3-overlap bipartite perfect graphs on n nodes. A123462