diff --git a/demo/src/main/java/demo/MathGame.java b/demo/src/main/java/demo/MathGame.java
index 215b6d645..7f63b1660 100644
--- a/demo/src/main/java/demo/MathGame.java
+++ b/demo/src/main/java/demo/MathGame.java
@@ -20,7 +20,7 @@ public class MathGame {
 
     public void run() throws InterruptedException {
         try {
-            int number = random.nextInt();
+            int number = random.nextInt()/10000;
             List<Integer> primeFactors = primeFactors(number);
             print(number, primeFactors);