diff --git a/Math/Power of two integers b/Math/Power of two integers
index 54f9b59..bf706e7 100644
--- a/Math/Power of two integers	
+++ b/Math/Power of two integers	
@@ -11,16 +11,16 @@ as 2^2 = 4.
 
 */
 
-bool Solution::isPower(int n) {
-    if(n==1||n==0) return 1;
-    int p=2;
-    float x=pow(n,1.0/p);
-    while((int)x>1){
-        //cout<<x<<endl;
-        if(x-(int)x==0)
-         return 1;
-        p++;
-        x=pow(n,1.0/p);
+int Solution::isPower(int A) {
+    if(A==1)return 1;
+    for(int i=2;i*i<=A;i++)
+    {
+       int p=A;
+       while(p%i==0)
+       {
+           p=p/i;
+       } 
+       if(p==1)return 1;
     }
     return 0;
 }