No problem, we've got 2703 and 6638 to multiply
2703 × 6638 = 6638 × (2703)
+ 6638 × 3 that is equal 19914
+ 6638 × 00 which equals 0
+ 6638 × 700 giving us 4646600
+ 6638 × 2000 giving us 13276000

= 17942514
