Properties of the Number -22281

Twenty-Two Thousand Two Hundred Eighty-One

Basics

Value: -22282 → -22281 → -22280

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 7 × 1061

Divisors: 1, 3, 7, 21, 1061, 3183, 7427, 22281

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101011100001001

Octal: -53411

Duodecimal: -10A89

Hexadecimal: -5709

Square: 496442961

Square Root: 149.26821496889417

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 pyramid polycubes of a given volume in dimension 3. A229914

Numbers k such that |2^k - k⁵| is prime. A75981

Number of convex polygons on the lines of a triangular grid with edge length n. A340130

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