Properties of the Number 90824

Ninety Thousand Eight Hundred Twenty-Four

Basics

Value: 90823 → 90824 → 90825

Parity: even

Prime: No

Previous Prime: 90823

Next Prime: 90833

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 11353

Divisors: 1, 2, 4, 8, 11353, 22706, 45412, 90824

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10110001011001000

Octal: 261310

Duodecimal: 44688

Hexadecimal: 162c8

Square: 8248998976

Square Root: 301.37020423392886

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

Numbers k such that w(k), w(k+1), and w(k+2) are all odd, where w is A360519. A361106

Number of (n+1) X (5+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). A235014

T(n,k) is the number of (n+1) X (k+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). A235017

Triangle read by rows: T(n,k) = number of partitions of binomial(n,k) into parts greater than k and not greater than n, 0<=k<=n. A90824

Numbers n such that n·2ⁿ + 1 is not prime. A173474