Properties of the Number 85168

Eighty-Five Thousand One Hundred Sixty-Eight

Basics

Value: 85167 → 85168 → 85169

Parity: even

Prime: No

Previous Prime: 85159

Next Prime: 85193

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ⁴ × 5323

Divisors: 1, 2, 4, 8, 16, 5323, 10646, 21292, 42584, 85168

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110010110000

Octal: 246260

Duodecimal: 41354

Hexadecimal: 14cb0

Square: 7253588224

Square Root: 291.83557014181804

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 square rooted trees with n nodes. A358589

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001. A260207

Expansion of 1/(x^k*(1 - x - 3·x^k+1)) for k=3. A143454

Fibonacci + Goldbach: a(1)=6, a(2)=8 and for n>=3, a(n)=g(a(n-1)) + g(a(n-2)), where for m>=3, g(2·m) is the maximal prime p < 2·m such that 2·m - p is prime. A216275

Coefficients in expansion of 1/(1 - x - 3·x⁴). A318774

Number of (n+2)X(n+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001. A260199

Number of (n+2) X (5+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001. A260204

Inverse permutation to A085167. A85168