Properties of the Number 22545

Twenty-Two Thousand Five Hundred Forty-Five

Basics

Value: 22544 → 22545 → 22546

Parity: odd

Prime: No

Previous Prime: 22543

Next Prime: 22549

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 5 × 167

Divisors: 1, 3, 5, 9, 15, 27, 45, 135, 167, 501

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100000010001

Octal: 54021

Duodecimal: 11069

Hexadecimal: 5811

Square: 508277025

Square Root: 150.14992507490638

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 n element multisets of the 15th roots of unity with zero sum. A321418

Expansion of ∏_k>=1 (1 + 2·x^k - x^2·k). A293182

E.g.f. satisfies: A(x) = exp( ∑_n>=0 a(n)*x²ⁿ⁺¹/(2n+1) ). A138315

Number of maximal cliques in the n-polygon diagonal intersection graph. A291949

Initial members of prime nonuplets (p, p+2, p+6, p+8, p+12, p+18, p+20, p+26, p+30). A22545