No problem, we've got 8460 and 4293 to multiply
8460 × 4293 = 4293 × (8460)
+ 4293 × 0 that is equal 0
+ 4293 × 60 that equals 257580
+ 4293 × 400 what gives us 1717200
+ 4293 × 8000 which equals 34344000

= 36318780
