Properties of the Number -32040

Thirty-Two Thousand Forty

Basics

Value: -32041 → -32040 → -32039

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 5 × 89

Divisors: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110100101000

Octal: -76450

Duodecimal: -16660

Hexadecimal: -7d28

Square: 1026561600

Square Root: 178.99720668211557

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

Expansion of (1-x)*(2·x²+2·x+1) / ((x²-x-1)*(x²+x+1)). A111734

G.f. satisfies: A(x) = G(x/A(x))² and G(x)² = A(x·G(x)²) where G(x) = ∑_n>=0 C(2·n,n)²*xⁿ. A172390

G.f.: (1+x²)²*(x⁴-6·x³+1)/(x²-1)⁴. A115046

Sum of terms in each group in A074147. A74149

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A318091

Product of prime(n+1)-1 and prime(n)-1. A83553

Numbers k that have at least two different representations as the product of a number and of its decimal digits. A336944

a(n) = 2·n*(2·n² + 1). A61804

The Wiener index of the windmill graph D(6,n). The windmill graph D(m,n) is the graph obtained by taking n copies of the complete graph K_m with a vertex in common (i.e., a bouquet of n pieces of K_m graphs). A180577

Numbers k such that sum of cubes of digits of k equals the sum of prime divisors of k. A217531