No problem, we've got 8175 and 9989 to multiply
8175 × 9989 = 9989 × (8175)
+ 9989 × 5 producing 49945
+ 9989 × 70 that equals 699230
+ 9989 × 100 yielding 998900
+ 9989 × 8000 producing 79912000

= 81660075
