No problem, we've got 1029 and 1561 to multiply
1029 × 1561 = 1561 × (1029)
+ 1561 × 9 what gives us 14049
+ 1561 × 20 that results in 31220
+ 1561 × 000 what gives us 0
+ 1561 × 1000 which equals 1561000

= 1606269
