2204

2204 is an even positive integer. It factors as 2^2 × 19 × 29, making it a composite number with 12 positive divisors. It lies between 2203 and 2205. In various numeral systems it is MMCCIV in Roman numerals, 100010011100 in binary, and 0x89C in hexadecimal. The sum of the digits is 8, and it is not divisible by 3 or 5. As a four-digit number, it appears in calendars, catalog numbers, and mathematical sequences without particular universal significance.

In the Gregorian calendar, 2204 would be a leap year, because it is divisible by 4 and not a century year. It would have 366 days, with February containing 29 days. It falls in the 3rd millennium, as the 204th year of that period, and is the fifth year of the 2200s decade.

Beyond numerical use, 2204 can serve as a model or designation in technology, manufacturing, or infrastructure—examples include part numbers, product codes, or route numbers. Like other four-digit identifiers, its meaning is defined by context.