diff --git a/003/PEuler3.java b/003/PEuler3.java
new file mode 100644
index 0000000..abb29b4
--- /dev/null
+++ b/003/PEuler3.java
@@ -0,0 +1,22 @@
+public class PEuler3{
+
+     public static void main(String []args){
+     	
+        long number =600851475143L;
+        long i=2L;
+        for(;i<number;i++){
+            if(number%i==0&&isPrime(number/i))
+                break;
+        }
+		System.out.println(number/i);
+	}
+  
+	public static boolean isPrime(long n){
+	    
+	    for(int i=2;i<Math.sqrt(n);i++)
+	        if(n%i==0)
+	            return false;
+	   return true;
+	    
+	}
+}