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Primes or prime numbers are numbers which are divisible only by themselves and one, starting with 2, 3, 5, 7, 11.... They are commonly used in encryption and hashing algorithms.

3 votes

Find next prime

With the exception of the number 2, the next prime number will not be 1 away from the number that you have entered, so this can be amended: m += 1; to something like: if(m == 2){ m += 1; }else …
Shaun Bebbers's user avatar