No problem, we've got 1137 and 3804 to multiply
1137 × 3804 = 3804 × (1137)
+ 3804 × 7 that is equal 26628
+ 3804 × 30 giving us 114120
+ 3804 × 100 yielding 380400
+ 3804 × 1000 what gives us 3804000

= 4325148
