Properties of the Number -28765

Twenty-Eight Thousand Seven Hundred Sixty-Five

Basics

Value: -28766 → -28765 → -28764

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 11 × 523

Divisors: 1, 5, 11, 55, 523, 2615, 5753, 28765

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000001011101

Octal: -70135

Duodecimal: -14791

Hexadecimal: -705d

Square: 827425225

Square Root: 169.60247639701493

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/(1-x⁵-x⁶-x⁷-x⁸-x⁹-x¹⁰-x¹¹-x¹²-x¹³-x¹⁴). A17845

Expansion of (1 - 2·x - 2·x² + 3·x³ + x⁵)/((1-x)*(1-2·x-x²)*(1-2·x²-x⁴)). A193530

Numbers whose base-13 representation has exactly 5 runs. A43660