No problem, we've got 9810 and 1291 to multiply
9810 × 1291 = 1291 × (9810)
+ 1291 × 0 what gives us 0
+ 1291 × 10 yielding 12910
+ 1291 × 800 resulting in 1032800
+ 1291 × 9000 producing 11619000

= 12664710
