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ime number that goes into 100. 2 is a prime number, so we are done with it. Now we deal with the 50. Divide it by 2 to get the next factors. 2 X 25 25 is not divisible by the first prime, 2. The next prime, 3, does not work either. We must divide by 5 to get a factor. 5 x 5 Both numbers are prime, leaving us with all primes. What’s the Answer? ? Now, we just