Added a program to check whether inputted number is prime

andrewxueax · andrewxueax · commit 3c5c5c9631c8 · 2020-10-01T12:20:08.000-07:00
diff --git a/PrimeCheck.py b/PrimeCheck.py
@@ -0,0 +1,21 @@
+# This program will check whether an inputted natural number is a prime number or not.
+
+user_number = 2
+
+# Queries user to enter a number
+user_number = int(input("Please enter a natural number: "))
+
+# Check whether the entered prime number is greater than 1
+if user_number > 1 :
+    # check for factors
+    for x in range(2, user_number):
+        if (user_number % x) == 0:
+            print(user_number, "is not a prime number")
+            print(x, "is a factor of", user_number)
+            break
+    else:
+        print(user_number, "is a prime number!")
+
+# if entered number is less than or equal to 1, it is not prime
+else:
+    print(user_number, "is not a prime number")
