Properties of the Number -83806

Eighty-Three Thousand Eight Hundred Six

Basics

Value: -83807 → -83806 → -83805

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 41903

Divisors: 1, 2, 41903, 83806

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10100011101011110

Octal: -243536

Duodecimal: -405BA

Hexadecimal: -1475e

Square: 7023445636

Square Root: 289.49265966514594

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

Number of hill-free Dyck paths of semilength n+2 and having length of first descent equal to 2 (a hill in a Dyck path is a peak at level 1). A118973

a(n) = 25·n³ - n*(5·n+1)/2 + 1. A167467