No problem, we've got 8883 and 6415 to multiply
8883 × 6415 = 6415 × (8883)
+ 6415 × 3 that is equal 19245
+ 6415 × 80 that is equal 513200
+ 6415 × 800 that results in 5132000
+ 6415 × 8000 which equals 51320000

= 56984445
