No problem, we've got 6668 and 8416 to multiply
6668 × 8416 = 8416 × (6668)
+ 8416 × 8 that equals 67328
+ 8416 × 60 resulting in 504960
+ 8416 × 600 what gives us 5049600
+ 8416 × 6000 what gives us 50496000

= 56117888
