4041

4041 is a natural number that comes after 4040 and before 4042. In decimal notation it is a four‑digit integer.

Mathematically, 4041 is composite, with prime factorization 4041 = 3^2 × 449. Its positive divisors are 1, 3, 9, 449, 1347, and 4041. The digit sum is 9, so 4041 is divisible by 9, and is therefore a Harshad (Niven) number in base 10.

Representations in common bases include binary 111111001001, octal 7711, and hexadecimal FC9.

As a calendar year, 4041 CE would lie in the 5th millennium. Outside of mathematical uses, 4041 may appear as an identifying number in catalogs or model designations, but it does not have a single universally recognized meaning.