Properties of the Number 22480

Twenty-Two Thousand Four Hundred Eighty

Basics

Value: 22479 → 22480 → 22481

Parity: even

Prime: No

Previous Prime: 22469

Next Prime: 22481

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 5 × 281

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011111010000

Octal: 53720

Duodecimal: 11014

Hexadecimal: 57d0

Square: 505350400

Square Root: 149.9333185119305

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) = 225·n² - 2·n. A158226

a(n) is the number of smallest parts in the overpartitions of n having odd smallest part. A335730

a(n)=the (1,2)-entry of the n-th power of the 2 X 2 matrix [0,1;n-1,3(n-1)]. A109518

Number of right triangles on a (n+1) X 4 grid. A189808

Number of ways to place n nonattacking composite pieces queen + rider[3,4] on an n X n chessboard. A189879

y-values in the solutions to x² + 999 = y³. A248481

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 99", based on the 5-celled von Neumann neighborhood. A270158

Number of permutations of [n] that avoid the shuffle pattern s-k-t, where s = 12 and t = 12. A324133

Number of base 30 circular n-digit numbers with adjacent digits differing by 5 or less. A125393

Coefficient triangle sequence of a polynomial recursion: p(x,n)=(x + 1)*(p(x, n - 1) + 3^{n - 1}*x); Row sums are 2·3ⁿ. A153310