Java Program To Print Prime Numbers - Java Program Example

Write A Java Program To Find Prime Number When We Will Compile This Program Show Output Prime Numbers

Java Program Code

package com.androidpro.in;




import java.util.*;

public class Main {
    public static void main(String args[])
    {
        int n, status = 1, num = 3;

        Scanner in = new Scanner(System.in);
        System.out.println("Enter the number of prime numbers you want");
        n = in.nextInt();

        if (n >= 1)
        {
            System.out.println("First "+n+" prime numbers are :-");
            System.out.println(2);
        }

        for ( int count = 2 ; count <=n ; )
        {
            for ( int j = 2 ; j <= Math.sqrt(num) ; j++ )
            {
                if ( num%j == 0 )
                {
                    status = 0;
                    break;
                }
            }
            if ( status != 0 )
            {
                System.out.println(num);
                count++;
            }
            status = 1;
            num++;
        }
    }


}

 

 

Output

Enter the number of prime numbers you want

10

First 10 prime numbers are :-

2

3

5

7

11

13

17

19

23

29