diff --git a/CPP/prime number.cpp b/CPP/prime number.cpp
new file mode 100644
index 0000000..46bd915
--- /dev/null
+++ b/CPP/prime number.cpp	
@@ -0,0 +1,13 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+int n,a=0;
+cin>>n;
+for(int i=2;i<n;i++)
+{if (n%i==0)
+a++;
+
+}
+if(a==0)
+{cout<<"prime";}}