Villain numbers are causing chaos downtown! Use your factor, multiple, and prime-number powers to keep the city safe.
Choose Your Rank:
Rookie Patrol
Factors and multiples of friendly numbers, within 50
Factors of 2, 3, 4, 5, 10
Detective Squad
Factor pairs within 100, multiples of 6–9, prime or composite up to 50
Is 39 prime or composite?
Chief Inspector
Tricky primes up to 100, NOT-a-factor cases, counting factor pairs
Is 91 prime? (Careful!)
🎯 Practice Mode Available!
You have 0 case(s) to re-investigate.
Case 1 of 10
🛡️ 0
Which is a factor pair of 36?
🎉
Case Closed!
10
Villains Caught
100%
Accuracy
0
Got Away
🗂️ Cases to Review:
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