Properties of the Number 28382

Twenty-Eight Thousand Three Hundred Eighty-Two

Basics

Value: 28381 → 28382 → 28383

Parity: even

Prime: No

Previous Prime: 28351

Next Prime: 28387

Digit Sum: 23

Digital Root: 5

Palindrome: Yes

Factorization: 2 × 23 × 617

Divisors: 1, 2, 23, 46, 617, 1234, 14191, 28382

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110111011011110

Octal: 67336

Duodecimal: 14512

Hexadecimal: 6ede

Square: 805537924

Square Root: 168.4695818241382

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

Least palindromic multiple of concatenation 123...n. A109924

a(n) = ∑_k=0..n binomial(n,k) * binomial(n+4·k-1,n-k). A389323

Numbers k such that (28·10^k + 773)/9 is prime. A275522

Expansion of the o.g.f. (2·x² + 3·x + 2)*x/((x + 1)²*(x - 1)⁴). A342397

Weight distribution of [ 31,16,7 ] binary BCH and quadratic-residue codes. A28382