No problem, we've got 8397 and 9942 to multiply
8397 × 9942 = 9942 × (8397)
+ 9942 × 7 yielding 69594
+ 9942 × 90 which equals 894780
+ 9942 × 300 giving us 2982600
+ 9942 × 8000 what gives us 79536000

= 83482974
