2. WHAT IS A PRIME NUMBER ?
Number which have only two factors are
called prime number 1 and the number
itself.
Example
2 = 2 & 1
3 = 3 & 1
3. WHAT IS A COMPOSITE NUMBER ?
The number which have more than two
factors are called composite number.
Example
4=2,1,4
6=1,2,3,6
4. WHAT ARE CO-PRIME NUMBER ?
Two numbers that have only 1 as the
common factor are known as co-prime
number. All the prime are co-prime numbers
Example
35 = 7x5x1
39 = 3x13x1