Properties of the Number 22280

Twenty-Two Thousand Two Hundred Eighty

Basics

Value: 22279 → 22280 → 22281

Parity: even

Prime: No

Previous Prime: 22279

Next Prime: 22283

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 5 × 557

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 557, 1114

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011100001000

Octal: 53410

Duodecimal: 10A88

Hexadecimal: 5708

Square: 496398400

Square Root: 149.26486525636233

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) = n*(14·n-3). A185019

Square array T(n,k) = number of plane partitions of n with parts colored in (at most) k colors; n, k >= 1; read by antidiagonals. A306101

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 387", based on the 5-celled von Neumann neighborhood. A281673

Numbers k such that k-1, k-3, k-7 and k-9 are all prime. A64974

Solutions to A096509[x]=6; number of prime-powers [including primes] in the neighborhood of·with Ceiling[Log[x]] radius equals 6. A96517

E.g.f.: A(x) = exp( x/A(-x·A(x)⁵)² ). A213110

a(n) = n*(23·n - 1)/2. A22280