Properties of the Number 28237

Twenty-Eight Thousand Two Hundred Thirty-Seven

Basics

Value: 28236 → 28237 → 28238

Parity: odd

Prime: No

Previous Prime: 28229

Next Prime: 28277

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 11 × 17 × 151

Divisors: 1, 11, 17, 151, 187, 1661, 2567, 28237

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111001001101

Octal: 67115

Duodecimal: 14411

Hexadecimal: 6e4d

Square: 797328169

Square Root: 168.03868602199913

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

a(n) = Fibonacci(p) mod p², where p = prime(n). A236395

Dying rabbits: a(n) = Fibonacci(n) for n <= 12; for n >= 13, a(n) = a(n-1) + a(n-2) - a(n-13). A107358

Number of length-4 0..n arrays with no adjacent pair x,x+1 followed at any distance by x+1,x. A268458

Numbers that are not the sum of 2 or more distinct positive squares. A28237