No problem, we've got 1413 and 8646 to multiply
1413 × 8646 = 8646 × (1413)
+ 8646 × 3 giving us 25938
+ 8646 × 10 resulting in 86460
+ 8646 × 400 resulting in 3458400
+ 8646 × 1000 that results in 8646000

= 12216798
