If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple of 210, what is the least possible value of n?
Pick: A) 7 B) 9 C) 11 D) 13 E) 14
210 = 2*3*5*7, so n must be at least 7.   The answer is 7.
<result>A</result>
If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple of 210, what is the least possible value of n?