Write a Program to Find Out Prime Number Java Example Program?

Prime Number Java Program: A prime number is a natural number, which is greater than 1 and that has no positive divisions other than 1 and itself.

Example: 1,2,3,5,7,11,13… etc

package com.java.Softwaretestingblog;
public class Primeno {

   public static void main(String[] args) {
      // TODO Auto-generated method stub
      int i,k,j;
      for(i=1;i<100;i++)
      {
         k= 0;
         for(j=2;j<i;j++)
         {
            if(i%j== 0)
            {
               k=1;
               break;
            }
         }
         if(k==0)
         {
            System.out.println(i);
         }
      }
   }
}

Execution: If the above image is not visible clearly then you can use this link

Check Also: ReferEnce Variable Java Example

Output:

1
2
3
5
7
11
13
17
19
23
29
31
37
41
43
47
53
59
61
67
71
73
79
83
89
97