No problem, we've got 5407 and 4120 to multiply
5407 × 4120 = 4120 × (5407)
+ 4120 × 7 giving us 28840
+ 4120 × 00 that is equal 0
+ 4120 × 400 that results in 1648000
+ 4120 × 5000 which equals 20600000

= 22276840
