No problem, we've got 8394 and 2244 to multiply
8394 × 2244 = 2244 × (8394)
+ 2244 × 4 that is equal 8976
+ 2244 × 90 what gives us 201960
+ 2244 × 300 what gives us 673200
+ 2244 × 8000 that is equal 17952000

= 18836136
