Let X and Y be independant random variables that are both equally likely to be either 1,2... (10)^N, where... a) Give a heuristic argument that Qk = 1/k^2Q1.
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The probability that X (or Y) is divisible by k is 1/k. (For every k consecutive numbers, only one of them will be divisible by k.) If k|X and k|Y, then X/k and Y/k ...
The Legendre Theorem and Prime Factors are investigated.