No problem, we've got 1610 and 2070 to multiply
1610 × 2070 = 2070 × (1610)
+ 2070 × 0 that equals 0
+ 2070 × 10 producing 20700
+ 2070 × 600 producing 1242000
+ 2070 × 1000 producing 2070000

= 3332700
