22140

22140 is a natural number that follows 22139 and precedes 22141. In mathematics, it is an even and composite number. Its prime factorization is 2^2 × 3^3 × 5 × 41, which implies it has 48 positive divisors. The number is divisible by 4, 9, and 60 (for example, 22140 = 60 × 369 and 22140 = 9 × 2460). The sum of its decimal digits is 9, so 22140 is divisible by 9, and therefore by 3 as well. As a result, 22140 is a Harshad (Niven) number in base 10.

Representations of 22140 include its hexadecimal form and its binary form. In hexadecimal, 22140 is 0x567C. In binary, using a 16-bit representation, it is 0101 0110 0111 1100.

From a number-theory perspective, the factorization 2^2 × 3^3 × 5 × 41 confirms its divisibility properties and helps explain its divisor count. The presence of the factors 3 and 41 also means 22140 is divisible by 123 and by 41, among others, reflecting a rich divisor structure for a number of this size.

In non-mathematical contexts, the numeral 22140 can appear as an identifier or code in various systems (such as catalog numbers or dataset labels). There is no single widely recognized topic uniquely associated with 22140 beyond its mathematical properties.