No problem, we've got 8673 and 6661 to multiply
8673 × 6661 = 6661 × (8673)
+ 6661 × 3 yielding 19983
+ 6661 × 70 producing 466270
+ 6661 × 600 that is equal 3996600
+ 6661 × 8000 that is equal 53288000

= 57770853
