If n=positive integer, the product of all integers 1 to n including is a multiple of 990, what is the least possible value of n.
I did this by multiplying the numbers from 1 to 10 and see if it works, then to 11 and found out that n = 11, but is there an easier way and shorter to do this?
I did this by multiplying the numbers from 1 to 10 and see if it works, then to 11 and found out that n = 11, but is there an easier way and shorter to do this?