Properties of the Number 56043

Fifty-Six Thousand Forty-Three

Basics

Value: 56042 → 56043 → 56044

Parity: odd

Prime: No

Previous Prime: 56041

Next Prime: 56053

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 13 × 479

Divisors: 1, 3, 9, 13, 39, 117, 479, 1437, 4311, 6227

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101101011101011

Octal: 155353

Duodecimal: 28523

Hexadecimal: daeb

Square: 3140817849

Square Root: 236.7340279723217

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(n-1)+a(m), where m=2n-2-2^p+1 and 2^p<n-1<=2^p+1, for n >= 4. A50071

a(n) = 11 + floor( (1 + ∑_j=1..n-1 a(j)) / 2). A120139

Denominators of continued fraction convergents to sqrt(106). A41191

Numbers k such that (68·10^k-1 + 13)/9 is a depression prime. A82713

Let k be largest number such that k² divides n!; a(n) = k/floor(n/2)!. A56043

Table read by antidiagonals: T(n,k) is the number of paths in the Z X Z grid joining (0,0) and (n,k) each of whose steps increases the Euclidean distance to the origin and has coordinates with absolute value at most 1. A346538