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Tuesday, December 12, 2017

How to check a number is prime or not prime in java

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Today We Run a program to check prime number in Java.
This session is how to check the number is prime or not in Java Programming. Here we find in the multiple numbers what number is prime and what number is not prime  in java programming with Example
This Java language programming is free all type of errors like the compiler and runtime errors and this programming is tested to compile and then run the program code.
Here is only programming code with the output. This programming output is customized to understand easily.

How to the Find prime number in Java Programming

class newprime {
    int n;
    public void isprime(int n) {
        int i, m = 0, f = 0;
        m = n / 2;
        if (n == 0 || n == 1) {
            System.out.println(n + " is not prime number");
        } else {
            for (i = 2; i                 if (n % i == 0) {
                    System.out.println(n + " is not prime number");
                    f = 1;
            if (f == 0) {
                System.out.println(n + " is prime number");
public class prime {
    public static void main(String[] args) {
        newprime o = new newprime();

Output:   3 is prime number
4 is not prime number
5 is prime number

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