Properties of the Number -22806

Twenty-Two Thousand Eight Hundred Six

Basics

Value: -22807 → -22806 → -22805

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 181

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101100100010110

Octal: -54426

Duodecimal: -11246

Hexadecimal: -5916

Square: 520113636

Square Root: 151.01655538383864

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

Numbers that are the sum of one or more consecutive squares in more than one way. A130052

Least b > p_n² such that [p₁²,p₂²,...,p_n²] in base b is prime, where p_j denotes the j-th prime. A224197

Numbers that are sums of 2 or more consecutive squares in more than 1 way. A62681

Number of partitions p of n such that the number of parts having multiplicity 1 is a part and max(p) - min(p) is a part. A241447

Expansion of 1/((1-x) * (1-5·x))^7/2. A387238

a(n) = n² * (n⁴ - n² + n + 1) / 2. A214085

Number of partitions of n with difference -3 between the number of odd parts and the number of even parts, both counted without multiplicity. A242689

Numbers that can be written as the sum of four or more consecutive squares in more than one way. A307937

G.f. A(x) satisfies: A(x) = 1 + x + x² + x³ + x⁴ * A(x)³. A346734

Number of aperiodic bracelets (turnover necklaces) with n beads of 3 colors. A32294