2783

2783 is a natural number that follows 2782 and precedes 2784. In decimal notation it is a four-digit odd integer.

In mathematics, 2783 is a composite number with prime factorization 11^2 × 23. Its divisors are 1, 11, 23, 121, 253, and 2783. The digit sum is 20, so the number is not divisible by 3. In commonly used base representations, 2783 is written as 101011011111 in binary and as 0xADF in hexadecimal. In Roman numerals it is written as MMDCCLXXXIII.

As an identifier, 2783 can denote a year in the Anno Domini era, which would place it far in the future. Beyond calendar use, the number may appear in cataloging or labeling systems, such as sequential designations for objects in scientific, technological, or archival contexts. For example, in astronomy, numbered minor planets are assigned sequential identifiers, so 2783 could be used as a designation once assigned to a body in a catalog.

In summary, 2783 is primarily notable for its arithmetic properties, including its factorization and representations in various bases, and for its function as a general numeric identifier in chronological or cataloging contexts. No widely specific or universal meaning is attached to the number itself beyond these mathematical and provisional designation uses.