Question

What is a prime number?
Thanks

Answer 1

whose factors are 1and a number itself like - 2,3,5,7,11,13 etc

Answer 2

a natural no. whose factors are 1 and itself like-- 2(factors-1 and 2 itself) , 3(1 and 3 itself), 5(1 and 5 itself),7,11,13,17 etc. These no. greater than 1 are considered as prime no