# Binary Numbers

The study of binary number system is very much important from the viewpoint of understanding how data are represented before they are processed by any digital system including a digital computer. Binary number system got many applications in digital world.

In the decimal number system, ten digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 are required to express a number. The base or radix of a number system is the total number of digits used in the system. Clearly, the decimal number has the base ten. Well, the binary number system is like another system, it uses the exact methodology but its based on the number 2. In this section we will be learning more about binary numbers and its operations.