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A Hamming Number is a positive number that has no prime factor greater than 5. Given a number X, determine how many Hamming numbers are less than or equal to that number. Please note that 1 counts as a Hamming number.

Score will be based on the amount of time it takes your code to solve the test suite.

127 correct solutions
32 incorrect solutions

Last solution submitted on Jan 16, 2015

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