No problem, we've got 5970 and 648 to multiply
5970 × 648 = 648 × (5970)
+ 648 × 0 what gives us 0
+ 648 × 70 giving us 45360
+ 648 × 900 yielding 583200
+ 648 × 5000 that is equal 3240000

= 3868560
