- 45
- 51
- 38
- 22
- b
-
A number that is divisible by itself and 1 is called Primary Number i.e. 1,3,5,7,11,13,17,19,23,29 etc.
A number that is divisible by itself and 1 is called Primary Number i.e. 1,3,5,7,11,13,17,19,23,29 etc.