4491

4491 is a natural number that follows 4490 and precedes 4492. It is commonly cited in arithmetic as an example of a composite integer and as a case study for its digit and factor properties.

In terms of its prime factorization, 4491 equals 3 squared times 499, i.e., 3^2 × 499. Its divisors are 1, 3, 9, 499, 1497, and 4491. The digit sum of 4491 is 18, which means the number is divisible by 9 (and therefore by 3). It is an odd number and is not a prime.

Representations of 4491 in different numeral systems include: binary 1000110001011, hexadecimal 0x118B, and Roman numerals MMMMCDXCI (4000 + 400 + 90 + 1).

Notable properties include its status as a multiple of 9 that is not a multiple of 27, and its prime factorization shows it is a product of a square of a prime (3^2) and another prime (499). As a specific integer, 4491 does not correspond to a widely known constant or named theorem, but it serves as a concrete example in discussions of factorization, divisibility, and base representations.

In broader use, 4491 may appear as an identifying number in various catalogs or systems, but there is no universally recognized mathematical or scientific constant uniquely associated with this value.