what is prime and composite ?

Sagot :

Prime numbers are whole numbers that has only two factors which are one and itself.
Composite numbers has more than two factors.
Prime Numbers are numbers whose factors are only 1 and and itself:
1 x n

e.g. ⇒ 7, 15, 13, 2, 97, 19.

Composite Numbers are numbers who have more that two factors:

e.g. ⇒ 8, 4, 44, 21, 26, 100