18544

18544 is a natural number that sits between 18543 and 18545. In numeral terms it is an even, composite integer used in various counting and labeling contexts.

Mathematically, 18544 factors as 2^4 × 19 × 61. This gives a prime factorization of 16 × 1159, with 1159 itself equal to 19 × 61. The digit sum is 22, so the number is not divisible by 3 or 9. It is not a perfect square or cube.

In postal and logistical contexts, five-digit numbers such as 18544 are commonly used as codes to identify geographic areas within a country. While a specific location may be associated with 18544 in a given postal system, the exact area depends on the jurisdiction. Beyond mail, such numbers also function as catalog, part, or model numbers in product inventories and databases.

In astronomy, minor planet numbers are assigned sequentially by the Minor Planet Center after an object's orbit is well determined. The designation 18544 would indicate the 18,544th minor planet to receive an official number, if such an object exists and has completed the necessary observations. Individual objects would also carry a provisional designation and later a name, if named.

Overall, 18544 is primarily a numeric identifier that can appear in several unrelated contexts, including mathematics, postal systems, and astronomy.