Properties of the Number 63666

Sixty-Three Thousand Six Hundred Sixty-Six

Basics

Value: 63665 → 63666 → 63667

Parity: even

Prime: No

Previous Prime: 63659

Next Prime: 63667

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁵ × 131

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 81, 131

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100010110010

Octal: 174262

Duodecimal: 30A16

Hexadecimal: f8b2

Square: 4053359556

Square Root: 252.32122383977136

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 subsets of {1..n} containing n and some element equal to the sum of two distinct others. A364756

Number of partitions of n into 10 or more distinct parts. A347577

E.g.f. satisfies A(x) = exp(x³ + x / A(x)). A362737

Numbers having four 6's in base 10. A43516

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (0, 1, -1), (0, 1, 0), (1, 0, 0), (1, 1, -1)}. A149836

Euclidean order types: number of realizable order types of n points in the plane. A63666