Properties of the Number 73642

Seventy-Three Thousand Six Hundred Forty-Two

Basics

Value: 73641 → 73642 → 73643

Parity: even

Prime: No

Previous Prime: 73637

Next Prime: 73643

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 36821

Divisors: 1, 2, 36821, 73642

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Representations

Binary: 10001111110101010

Octal: 217652

Duodecimal: 3674A

Hexadecimal: 11faa

Square: 5423144164

Square Root: 271.37059531201976

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 n X 3 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4. A241351

Replace 2^k in the binary representation of n with k (i.e., if n = 2^b + 2^c + 2^d + ... then a(n) = b + c + d + ...). A73642

a(n) is the number of distinct billiard words with length n on an alphabet of 3 symbols. A180238