SOLUTION: Suppose that p, q, r are three consecutive primes with 11 ≤ p < q < r. What is the minimum number of prime factors (not necessarily distinct) that p + r can have? (Note that 27 i
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Question 1162879: Suppose that p, q, r are three consecutive primes with 11 ≤ p < q < r. What is the minimum number of prime factors (not necessarily distinct) that p + r can have? (Note that 27 is considered to have 3 prime factors.)
Answer by ikleyn(52866) (Show Source): You can put this solution on YOUR website!
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Under the given condition, p + r is an EVEN number greater than 2.
As such, it has AT LEAST two prime factors, of whom 2 is one of the factors.
Therefore, the answer to the problem's question is 2.
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