How many sets of four consecutive integers are there such that the product of the four integers is less than 100,000?
Set_1=1,2,3,4
Set_2=5,6,7,8
Set_3=9,10,11,12
Set_n=a\cdot b\cdot c\cdot d<100,000
Okay, I know I could continue with my Sets, but there has got to be a more logical approach...