Heroin Drug Trafficking. Currently, there are three main sources for illegal opium: Burma, Afghanistan, and Colombia. Opium and heroin are ideal trade productsâthey are in great demand, are very profitable to produce, and the products take up little space.
A digit is a single whole number (0 to 9) in a number 10 or larger. For example, the number 432 has 3 digits. Each digit has a place value. In the number 432, the 2 is the number of ones in the number. The 3 is the number of 10's in the number, and the 4 is the number of 100's in the number. So you can add them up, like this:
From Wikipedia, the free encyclopedia. A check digit is a form of redundancy check used for error detection on identification numbers, such as bank account numbers, which are used in an application where they will at least sometimes be input manually. It is analogous to a binary parity bit used to check for errors in computer-generated data.