A Binary Number is made up of only 0's and 1's. A single binary digit (like "0" or "1") is called a "bit". or A "bit" is a single binary digit (like "0" or "1"). For example: 11010 is 5 bits long. How to show Binary Numbers 110102 110102 = 2610 How to Convert Binary to Decimal Example … Continue reading Binary, Hexadecimal and Decimal Number Systems