Properties of the Number 16250

Sixteen Thousand Two Hundred Fifty

Basics

Value: 16249 → 16250 → 16251

Parity: even

Prime: No

Previous Prime: 16249

Next Prime: 16253

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 ⁴ × 13

Divisors: 1, 2, 5, 10, 13, 25, 26, 50, 65, 125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111101111010

Octal: 37572

Duodecimal: 94A2

Hexadecimal: 3f7a

Square: 264062500

Square Root: 127.47548783981962

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

a(n) = n²*(n+1). A11379

Expansion of g.f.: (1+x)/(1-25·x). A170745

a(n) = (3·n+1) * (4·n+1)^n-2 * 5ⁿ. A251695

Sums of two powers of 5. A55237

Expansion of g.f. 5*(1-3·x+x²)/(1-5·x+5·x²). A189315

Number of parts in all twice partitions of n where both partitions are strict. A327605

Vassiliev invariant of fourth order for the torus knots. A180324

Magic sums of 4 X 4 magic squares composed of squares. A271580

Numbers that are the sum of 2 nonzero squares in 5 or more ways. A25296

a(0) = a(1) = 1, a(2) = x, a(3) = 2x², a(n) = x*(n-1)*a(n-1) + ∑_j=2..n-2 (j-1)*a(j)*a(n-j), n>=4 and for x = 5. A113132