Properties of the Number -28769

Twenty-Eight Thousand Seven Hundred Sixty-Nine

Basics

Value: -28770 → -28769 → -28768

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 13 × 2213

Divisors: 1, 13, 2213, 28769

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000001100001

Octal: -70141

Duodecimal: -14795

Hexadecimal: -7061

Square: 827655361

Square Root: 169.61426826773743

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) = 31·a(n-1)-a(n-2). A111216

a(n) = n³ - n² - 2·n + 1. A123972

Numbers k such that A224787(k) - k is a square. A385238

Sum of all matrix elements of n X n matrix M[i,j] = (-1)^i+j*Fibonacci[i+j-1]. A119997

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 451", based on the 5-celled von Neumann neighborhood. A272258

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