Prime counting
Number Theory
Level
1
What is the 10th smallest (positive) prime number?
The answer is 29.
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1 solution
We can list out the primes as
2 , 3 , 5 , 7 , 1 1 , 1 3 , 1 7 , 1 9 , 2 3 , 2 9 , …
Hence, the 10th smallest prime is 29.