No problem, we've got 8417 and 1620 to multiply
8417 × 1620 = 1620 × (8417)
+ 1620 × 7 resulting in 11340
+ 1620 × 10 resulting in 16200
+ 1620 × 400 yielding 648000
+ 1620 × 8000 that equals 12960000

= 13635540
