Properties of the Number 22900

Twenty-Two Thousand Nine Hundred

Basics

Value: 22899 → 22900 → 22901

Parity: even

Prime: No

Previous Prime: 22877

Next Prime: 22901

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 ² × 229

Divisors: 1, 2, 4, 5, 10, 20, 25, 50, 100, 229

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100101110100

Octal: 54564

Duodecimal: 11304

Hexadecimal: 5974

Square: 524410000

Square Root: 151.32745950421557

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

Number of 5-cycles in the n X n king graph. A288919

Place two n-gons with radii 1 and 2 concentrically, forming an annular area between them. Connect all the vertices with line segments that lie entirely within that area. Then a(n) is the number of edges in that figure. A337702

a(n) = number of subsets S of {1,2,...,n} having more than 2 elements such that (sum of least three elements of S) = max(S). A357287

Number of (n+2) X (5+2) 0..1 arrays with no 3·3 subblock diagonal sum 1 and no antidiagonal sum 2 and no row sum 0 and no column sum 3. A255798

Number of solutions to c(1)*prime(3) + ... + c(n)*prime(n+2) = 0, where c(i) = +-1 for i>1, c(1) = 1. A22900

Numbers which may represent a date in "condensed American notation" MMDDYY. A213184