Properties of the Number -67868

Sixty-Seven Thousand Eight Hundred Sixty-Eight

Basics

Value: -67869 → -67868 → -67867

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 19 ² × 47

Divisors: 1, 2, 4, 19, 38, 47, 76, 94, 188, 361

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000100100011100

Octal: -204434

Duodecimal: -33338

Hexadecimal: -1091c

Square: 4606065424

Square Root: 260.5148748152397

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 irreducible indecomposable spherical curves with n crossings (only ordinary double points), the circle is oriented, the sphere is not oriented (OU case). A7756

G.f. A(x) = 1 / (1 - x^a(0) / (1 - x^a(1) / (1 - x^a(2) / ... ))). A213411