12*11 = 132
132*10 = 1,320
1,320*9 = 11,880
11,880*8 = 95,040
95,040*7 = 665,280
665,280*6 = 3,991,680
3,991,680*5 = 19,958,400
19,958,400*4 = 79,833,600
79,833,600*3 = 239,500,800
239,500,800*2 = 479,001,600
479,001,600*1 = 479,001,600
(I am never thinking again. My head hurts way too much now.)
12*11 = 132
132*10 = 1,320
1,320*9 = 11,880
11,880*8 = 95,040
95,040*7 = 665,280
665,280*6 = 3,991,680
3,991,680*5 = 19,958,400
19,958,400*4 = 79,833,600
79,833,600*3 = 239,500,800
239,500,800*2 = 479,001,600
479,001,600*1 = 479,001,600
(I am never thinking again. My head hurts way too much now.)