Properties of the Number 22056

Twenty-Two Thousand Fifty-Six

Basics

Value: 22055 → 22056 → 22057

Parity: even

Prime: No

Previous Prime: 22051

Next Prime: 22063

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 919

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 919, 1838

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011000101000

Octal: 53050

Duodecimal: 10920

Hexadecimal: 5628

Square: 486467136

Square Root: 148.5126257258958

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) = 1728·n - 408. A157266

Number of 1:3:sqrt(10) proportioned triangles on a (n+1) X (n+1) grid. A190102

a(n) = [xⁿ] (1/6 * ∑_k=0..n (k+3)!*x^k)^1/2. A303613

Sum of the corners of a 2n+1 X 2n+1 square spiral. A325958

a(n) = 12·n³ + 9·n² + 2·n. A191745

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 507", based on the 5-celled von Neumann neighborhood. A272587

Variation on Delannoy array/triangle; based on a triangular sum with the base multiplied by 2. A165251

a(n) = ∑_k=0..n (-1)^{n - k} * binomial(n, k) * binomial(n + k - 1, n - k). A350290

θ series of D₂₅ lattice. A22056