No problem, we've got 2676 and 6831 to multiply
2676 × 6831 = 6831 × (2676)
+ 6831 × 6 what gives us 40986
+ 6831 × 70 what gives us 478170
+ 6831 × 600 that is equal 4098600
+ 6831 × 2000 giving us 13662000

= 18279756
