Properties of the Number -80789

Eighty Thousand Seven Hundred Eighty-Nine

Basics

Value: -80790 → -80789 → -80788

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 80789

Divisors: 1, 80789

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -10011101110010101

Octal: -235625

Duodecimal: -3A905

Hexadecimal: -13b95

Square: 6526862521

Square Root: 284.2340584799788

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) = T(n,n-6), array T as in A055801. A55806

CONTINUANT transform of triangular numbers 1, 3, 6, 10, ... A71896

a(n) = T(n, 2·n-6), T given by A027926. A27929

Number of ways to tile a fixed circular strip of length n with squares and dominos of two different colors where there must be the same number of each color of domino. A387514