No problem, we've got 1574 and 9880 to multiply
1574 × 9880 = 9880 × (1574)
+ 9880 × 4 giving us 39520
+ 9880 × 70 that is equal 691600
+ 9880 × 500 which equals 4940000
+ 9880 × 1000 which equals 9880000

= 15551120
