Properties of the Number 80918

Eighty Thousand Nine Hundred Eighteen

Basics

Value: 80917 → 80918 → 80919

Parity: even

Prime: No

Previous Prime: 80917

Next Prime: 80923

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 40459

Divisors: 1, 2, 40459, 80918

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10011110000010110

Octal: 236026

Duodecimal: 3A9B2

Hexadecimal: 13c16

Square: 6547722724

Square Root: 284.4608936216014

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

n times n+3 gives the concatenation of two numbers m and m-1. A116280

Number of integer solutions to the equation 2x²+y²+32z²=n. A80918

Array A read by upward antidiagonals in which the entry in row n and column k is defined by A(n,k) = (3/2)*(3^k - 1) + A265159(n,k), n,k >= 1. A265161