Properties of the Number 22196

Twenty-Two Thousand One Hundred Ninety-Six

Basics

Value: 22195 → 22196 → 22197

Parity: even

Prime: No

Previous Prime: 22193

Next Prime: 22229

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 31 × 179

Divisors: 1, 2, 4, 31, 62, 124, 179, 358, 716, 5549

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011010110100

Octal: 53264

Duodecimal: 10A18

Hexadecimal: 56b4

Square: 492662416

Square Root: 148.98322053170955

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

Sum of the denominators of the Farey series of order n (A006843). A240877

Triangle T(n,k) = ∑_j=0..k Stirling1(n, n-j)*binomial(n,j), read by rows. A176153

Floor of the expected value of number of trials until exactly three cells are empty in a random distribution of n balls in n cells. A210114

Structured heptagonal diamond numbers (vertex structure 5). A100179

Number of real (0,1) n X n matrices such that some eigenvalues are strictly complex. A98148

Number of edges in the n-th Mycielski graph. A122695

Number of 2 X 2 matrices with all elements in {0,1,...,n} and determinant >= 3n. A210368

Convolution of A000917 with A000984 (central binomial coefficients). A38697

Numbers k such that k and k² use only the digits 1, 2, 4, 6 and 9. A136995

Number of (n+2) X (2+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000001 or 00000011. A259717