Properties of the Number 90798

Ninety Thousand Seven Hundred Ninety-Eight

Basics

Value: 90797 → 90798 → 90799

Parity: even

Prime: No

Previous Prime: 90793

Next Prime: 90803

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 37 × 409

Divisors: 1, 2, 3, 6, 37, 74, 111, 222, 409, 818

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110001010101110

Octal: 261256

Duodecimal: 44666

Hexadecimal: 162ae

Square: 8244276804

Square Root: 301.32706483155476

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

Triangle T(n,k), n>=1, 0<=k<=n², read by rows: row n gives the coefficients of the chromatic polynomial of the square grid graph G_n,n, highest powers first. A182368

a(n) = floor(binomial(n,9)/9). A11855

First index k where A366574(k) = n. A366724

Irregular primes in the ratio numerator(Bernoulli(2·n)/(2·n)) / numerator(Bernoulli(2·n)/(2·n*(2·n-r))) when these numerators are different and n is a minimum for some integer r. Duplication indicates irregularity index > 1. A90798

Number of (n+1)X(1+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 26. A233718