No problem, we've got 3688 and 5355 to multiply
3688 × 5355 = 5355 × (3688)
+ 5355 × 8 that equals 42840
+ 5355 × 80 resulting in 428400
+ 5355 × 600 yielding 3213000
+ 5355 × 3000 yielding 16065000

= 19749240
