Properties of the Number 28368

Twenty-Eight Thousand Three Hundred Sixty-Eight

Basics

Value: 28367 → 28368 → 28369

Parity: even

Prime: No

Previous Prime: 28351

Next Prime: 28387

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 197

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111011010000

Octal: 67320

Duodecimal: 14500

Hexadecimal: 6ed0

Square: 804743424

Square Root: 168.4280261714184

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

Expansion of ∏_k>=1 ((1 + k·x^k)/(1 - k·x^k)). A265758

Number of ways to split 1, 2, 3, ..., tn into n arithmetic progressions each with t terms, t>n. A104442

Number of length 3+2 0..n arrays with some pair in every consecutive three terms totalling exactly n. A245872

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 379", based on the 5-celled von Neumann neighborhood. A271537

Numbers k such that σ(k) = ψ(k) + π(k) + ω(k)⁹. A393094

Binomial transform of Mertens's function sequence A002321. A106397

a(n) = (∏_j=1..n-1 (2^j-1)) * 2^binomial(n+1,2). A28368