Properties of the Number 63687

Sixty-Three Thousand Six Hundred Eighty-Seven

Basics

Value: 63686 → 63687 → 63688

Parity: odd

Prime: No

Previous Prime: 63671

Next Prime: 63689

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 13 × 23 × 71

Divisors: 1, 3, 13, 23, 39, 69, 71, 213, 299, 897

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1111100011000111

Octal: 174307

Duodecimal: 30A33

Hexadecimal: f8c7

Square: 4056033969

Square Root: 252.36283403068686

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

p-INVERT of (0,0,1,2,3,4,5,...), the nonnegative integers A000027 preceded by one zero, where p(S) = 1 - S - S². A290991

Number of 2-trees rooted at any symmetric edge. A63687

Number of nX4 0..1 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..1 introduced in row major order. A240652