Properties of the Number 68193

Sixty-Eight Thousand One Hundred Ninety-Three

Basics

Value: 68192 → 68193 → 68194

Parity: odd

Prime: No

Previous Prime: 68171

Next Prime: 68207

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7577

Divisors: 1, 3, 9, 7577, 22731, 68193

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000101001100001

Octal: 205141

Duodecimal: 33569

Hexadecimal: 10a61

Square: 4650285249

Square Root: 261.13789460742765

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 ways of pairing even numbers in the range 1 to n with odd numbers in the range n+1 to 2n such that each pair sums to a prime. A71059

Expansion of (1-x)^-1/(1+x+x²-x³). A77908

Number of ballot sequences of length n with exactly 6 fixed points. A239117

The prime indices of sequence A068192. (That sequence is conjectured to contain only primes.). A68193