217218

The number 217218 is a six-digit integer. In base 10, it can be expressed as the sum of its digits multiplied by their corresponding powers of ten: 2 * 10^5 + 1 * 10^4 + 7 * 10^3 + 2 * 10^2 + 1 * 10^1 + 8 * 10^0.

When considering its prime factorization, 217218 is divisible by 2, resulting in 108609. Further factorization reveals that 108609 is divisible by 3, yielding 36203. The number 36203 is a prime number. Therefore, the prime factorization of 217218 is 2 * 3 * 36203.

The sum of the digits of 217218 is 2 + 1 + 7 + 2 + 1 + 8 = 21. This sum is divisible by both 3 and 7.

In the context of mathematics, 217218 does not appear to be a notable constant or a number with widely recognized special properties outside of its basic arithmetic and number theory characteristics. It can be used in various mathematical problems as a specific integer value.