No problem, we've got 3713 and 4138 to multiply
3713 × 4138 = 4138 × (3713)
+ 4138 × 3 what gives us 12414
+ 4138 × 10 what gives us 41380
+ 4138 × 700 that is equal 2896600
+ 4138 × 3000 giving us 12414000

= 15364394
