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Sums involving primes

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  • ifaa_lei
    Hi. I need to estimate the following sums. sum_{p leq x} 1/log p and sum_{p leq x} sqrt{p} Could someone tell me what the are in terms of O(f(x))? Thanks
    Message 1 of 1 , Mar 12, 2006
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      Hi.

      I need to estimate the following sums.

      \sum_{p\leq x} 1/log p

      and

      \sum_{p\leq x} \sqrt{p}

      Could someone tell me what the are in terms of O(f(x))? Thanks very
      much!
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