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The nth Prime Page will now find any of the first 2.623˙10^{15} primes or
π(x) for x up to 10^{17}. Single Curio View: (Seek other curios for this number) The smallest prime p such that p! + 1 is the square of a prime with a prime number of digits. [Beedassy]
Submitted: 20091026 09:05:20; Last Modified: 20091104 20:29:31.
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