5500

5500 is a natural number that follows 5499 and precedes 5501. It is an even composite number with prime factorization 2^2 × 5^3 × 11.

It has 24 positive divisors: 1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500. The sum of its digits is 10, so it is a Harshad (Niven) number in base 10. It is not a prime number, not a Fibonacci number, and not a perfect square.

In hexadecimal notation, 5500 equals 0x157C. This reflects a common way to represent decimal values in other bases used in computing and digital systems.

As a numerical designation, 5500 can appear in various contexts, such as historical year markers (for example, 5500 BCE or 5500 CE) or as a model or catalog number in products and systems. Like many four-digit numbers, its significance depends on the specific domain or dataset in which it occurs.