2449

2449 is an integer in the decimal numeral system. It comes after 2448 and before 2450. In mathematics, 2449 is an odd, composite number with prime factorization 31 × 79.

Representations of 2449 include its Roman numeral, binary, and hexadecimal forms. In Roman numerals, 2449 is written as MMCDXLIX. In binary, 2449 is 100110010001. In hexadecimal, it is 0x991.

If used as a year, 2449 CE would fall in the twenty-fifth century. In the Gregorian calendar, it would be a common year with 365 days (not a leap year, since 2449 is not divisible by 4).

The number 2449 is also used as a designation for a minor planet in the asteroid belt, as part of the system that assigns sequential numbers to confirmed minor planets. In such contexts, the number simply indicates the order in which the object was officially cataloged.

Overall, 2449 is primarily notable for its mathematical properties as a semiprime, its standard numeral representations, and its possible use as a calendar year or as a catalog designation in astronomy.