Properties of the Number -521280

Five Hundred Twenty-One Thousand Two Hundred Eighty

Basics

Value: -521281 → -521280 → -521279

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁶ × 3 ² × 5 × 181

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

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Representations

Binary: -1111111010001000000

Octal: -1772100

Duodecimal: -211800

Hexadecimal: -7f440

Square: 271732838400

Square Root: 721.9972299115835

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 φ(x)² * (5 * φ(-x)⁸ + 64·x * ψ(-x)⁸) in powers of·where φ(), ψ() are Ramanujan θ functions. A204372

Expansion of determinant of 24 X 24 matrix M_u,v = q^{maj(u·v^-1}) where u, v in S₄ and maj = MacMahon's major index (cf. A008302). A323978