No problem, we've got 1336 and 8157 to multiply
1336 × 8157 = 8157 × (1336)
+ 8157 × 6 what gives us 48942
+ 8157 × 30 resulting in 244710
+ 8157 × 300 giving us 2447100
+ 8157 × 1000 what gives us 8157000

= 10897752
