No problem, we've got 4723 and 3500 to multiply
4723 × 3500 = 3500 × (4723)
+ 3500 × 3 resulting in 10500
+ 3500 × 20 resulting in 70000
+ 3500 × 700 what gives us 2450000
+ 3500 × 4000 giving us 14000000

= 16530500
