2016 IMO Problems/Problem 4
Problem
A set of positive integers is called fragrant if it contains at least two elements and each of its elements has a prime factor in common with at least one of the other elements. Let . What is the least possible positive integer value of
such that there exists a non-negative integer
for which the set
is fragrant?
Solution
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See Also
2016 IMO (Problems) • Resources | ||
Preceded by Problem 3 |
1 • 2 • 3 • 4 • 5 • 6 | Followed by Problem 5 |
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