Properties of the Number -80810

Eighty Thousand Eight Hundred Ten

Basics

Value: -80811 → -80810 → -80809

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 8081

Divisors: 1, 2, 5, 10, 8081, 16162, 40405, 80810

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011101110101010

Octal: -235652

Duodecimal: -3A922

Hexadecimal: -13baa

Square: 6530256100

Square Root: 284.27099746544667

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) = a(1) + a(2) + ... + a(n-1) + a(m) for n >= 4, where m = 2·n - 3 - 2^p+1 and p is the unique integer such that 2^p < n-1 <= 2^p+1, with a(1) = 1, a(2) = 3, and a(3) = 1. A49964