No problem, we've got 6337 and 2851 to multiply
6337 × 2851 = 2851 × (6337)
+ 2851 × 7 what gives us 19957
+ 2851 × 30 resulting in 85530
+ 2851 × 300 which equals 855300
+ 2851 × 6000 that is equal 17106000

= 18066787
