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Number of Primes Between n and 2n
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mathman
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Jul19-11, 03:40 PM
Sci Advisor
P: 6,035
Using the prime number theorem, this can be estimated.
π(n) ~ n/ln(n), so π(2n) - π(n) ~ 2n/ln(2n) - n/ln(n) which is approximately n/ln(n).