diff --git a/1780. Check if Number is a Sum of Powers of Three b/1780. Check if Number is a Sum of Powers of Three
new file mode 100644
index 0000000..ac740cb
--- /dev/null
+++ b/1780. Check if Number is a Sum of Powers of Three	
@@ -0,0 +1,13 @@
+class Solution {
+public:
+    bool checkPowersOfThree(int n) {
+        while(n > 0){
+            int remainder = n % 3;
+            if(remainder == 2){
+                return false;
+            }
+            n = n / 3;
+        }
+        return true;
+    }
+};