Definition:
A Binary Number is a number expressed in the binary numeral system or base-2 numeral system which represents numeric values using two different symbols typically 0 and 1.
There are mainly 4 number format systems- base 2
- base 8
- base 10
- base 16
Base 2:
Base 2 means the numbers are only 0 and 1. We should take the number count as 0,1 only. then after 1 again 01, 10, 000, 001, 010, 011, 100, 101, 111 and so on.