No problem, we've got 6231 and 2733 to multiply
6231 × 2733 = 2733 × (6231)
+ 2733 × 1 what gives us 2733
+ 2733 × 30 which equals 81990
+ 2733 × 200 which equals 546600
+ 2733 × 6000 that is equal 16398000

= 17029323
