8690

8690 is a natural number that comes after 8689 and before 8691. It is an even, composite number with a straightforward prime factorization: 8690 = 2 × 5 × 11 × 79, which can also be written as 10 × 869 or 2 × 5 × 11 × 79.

The positive divisors of 8690 are 1, 2, 5, 10, 11, 22, 55, 110, 79, 158, 395, 790, 869, 1738, 4345, and 8690. This reflects its factorization into four distinct prime factors. The number ends in zero, indicating divisibility by 10, as well as by 2 and by 5.

In hexadecimal notation, 8690 decimal equals 0x21F2, since 0x21F2 represents 2×4096 + 1×256 + 15×16 + 2, which sums to 8690. The sum of its decimal digits is 8 + 6 + 9 + 0 = 23, so 8690 is not divisible by 3 or 9. The square root of 8690 is about 93.2, so it is not a perfect square; it is also not a cube.

Across typical mathematical contexts, 8690 serves as an example of a composite number with multiple small prime factors and as a case study in divisor structure for teaching factorization and basic number-theory concepts.