Properties of the Number 28894

Twenty-Eight Thousand Eight Hundred Ninety-Four

Basics

Value: 28893 → 28894 → 28895

Parity: even

Prime: No

Previous Prime: 28879

Next Prime: 28901

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 14447

Divisors: 1, 2, 14447, 28894

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000011011110

Octal: 70336

Duodecimal: 1487A

Hexadecimal: 70de

Square: 834863236

Square Root: 169.98235202514408

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

Even numbers in A090252 in order of appearance. A354255

a(n) = ∑_k=1..n k! * k^n-3 * Stirling1(n,k). A373869

Number of balanced symmetric graphs. A5194

Number of n X 5 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A298317

T(n,k) = Number of n X k 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A298320

a(n) = either 4a(n-1)+1 or 4a(n-1)+3 depending on corresponding term of A005614, +1 for 0, +3 for 1. A28894

Number of nX4 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302305