No problem, we've got 1555 and 2125 to multiply
1555 × 2125 = 2125 × (1555)
+ 2125 × 5 that is equal 10625
+ 2125 × 50 which equals 106250
+ 2125 × 500 that results in 1062500
+ 2125 × 1000 producing 2125000

= 3304375
