No problem, we've got 4528 and 6143 to multiply
4528 × 6143 = 6143 × (4528)
+ 6143 × 8 what gives us 49144
+ 6143 × 20 that is equal 122860
+ 6143 × 500 what gives us 3071500
+ 6143 × 4000 that results in 24572000

= 27815504
