Find the number of integers such that and are both integers as well.
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For lo g 2 n to be an integer, n must be a power of 2. Similarly, For lo g 3 n to be an integer, n must be a power of 3. The only power possible is 0, that is 2 0 = 3 0 = 1 and lo g 2 1 = lo g 3 1 = 0 , therefore, there is only 1 integer n satisfies the conditions.