No problem, we've got 4081 and 8001 to multiply
4081 × 8001 = 8001 × (4081)
+ 8001 × 1 what gives us 8001
+ 8001 × 80 yielding 640080
+ 8001 × 000 producing 0
+ 8001 × 4000 that results in 32004000

= 32652081
