26530

26530 is the natural number that follows 26529 and precedes 26531. It is an even and composite number. The prime factorization of 26530 is 2 × 5 × 7 × 379, showing it is squarefree (each prime factor appears once). As a result, 26530 has 16 positive divisors: 1, 2, 5, 7, 10, 14, 35, 70, 379, 758, 1895, 2653, 3790, 5306, 13265, 26530. The number can be expressed as 10 × 2653, with 2653 itself equal to 7 × 379. The digit sum is 2+6+5+3+0 = 16, giving a digital root of 7; it is not divisible by 3 or 9.

In modular terms, 26530 ≡ 1 mod 3 and 26530 ≡ 7 mod 9. These basic arithmetic properties are typical points of reference for integers in the natural sequence.

In other uses, 26530 may appear as an identifier in various systems, such as postal codes, catalog numbers, or product designations. Such uses are context-specific and do not reflect inherent mathematical properties of the number. This article concentrates on the numeric characteristics and factors of 26530.