Properties of the Number 66486

Sixty-Six Thousand Four Hundred Eighty-Six

Basics

Value: 66485 → 66486 → 66487

Parity: even

Prime: No

Previous Prime: 66467

Next Prime: 66491

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 × 1583

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 1583, 3166

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001110110110

Octal: 201666

Duodecimal: 32586

Hexadecimal: 103b6

Square: 4420388196

Square Root: 257.84879290002505

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 paths from (0,0) to (n,n) avoiding 4 or more consecutive east steps and 4 or more consecutive north steps. A177792

Detour index of the n-necklace graph. A392531

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 1), (0, -1, 1), (0, 0, 1), (0, 1, -1), (1, 1, 1)}. A150873

a(n) = min( x : x³ + n³ == 0 mod (x+n-1) ). A66486