Prime
Tap the prime in the set.
Tap the number that has no other factors.
About Prime
Tap the prime in the set. Same puzzle for everyone today. Right and quick is a hundred. Unlimited runs, best counts.
- How to play: Tap the number that has no other factors.
- A go takes about 10 seconds. The daily puzzle is identical for every player and resets at your local midnight.
- Share any score as a challenge link — whoever opens it faces the same puzzle with your number to beat.
More tap games
Factor
How many factors does today’s number have.
12s a go
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Power
A power of two. Tap the exponent.
10s a go
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Tally
A messy scene of marks. How many. Not count-the-dots.
12s a go
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Browse all tap games or today's daily challenges.