No problem, we've got 1233 and 3771 to multiply
1233 × 3771 = 3771 × (1233)
+ 3771 × 3 what gives us 11313
+ 3771 × 30 which equals 113130
+ 3771 × 200 what gives us 754200
+ 3771 × 1000 giving us 3771000

= 4649643
