No problem, we've got 6642 and 2354 to multiply
6642 × 2354 = 2354 × (6642)
+ 2354 × 2 which equals 4708
+ 2354 × 40 which equals 94160
+ 2354 × 600 resulting in 1412400
+ 2354 × 6000 resulting in 14124000

= 15635268
