how do you know the number is prime number,specially large number?
Math
MoirangthemJohnson
Question
how do you know the number is prime number,specially large number?
2 Answer

1. User Answers ritu1209
Stepbystep explanation:
prime numbers are the numbers which are divisible by 1 and itself.
for ex 17,23,29 are prime numbers because they are completely divisible by 1 and itself.

2. User Answers nishkarsh73
In large prime number we have to see once and tence ,if they are divisible by two , it means it is prime number