No problem, we've got 1620 and 2890 to multiply
1620 × 2890 = 2890 × (1620)
+ 2890 × 0 resulting in 0
+ 2890 × 20 resulting in 57800
+ 2890 × 600 that results in 1734000
+ 2890 × 1000 that results in 2890000

= 4681800
