No problem, we've got 8666 and 9870 to multiply
8666 × 9870 = 9870 × (8666)
+ 9870 × 6 which equals 59220
+ 9870 × 60 that is equal 592200
+ 9870 × 600 giving us 5922000
+ 9870 × 8000 yielding 78960000

= 85533420
