No problem, we've got 8400 and 8566 to multiply
8400 × 8566 = 8566 × (8400)
+ 8566 × 0 what gives us 0
+ 8566 × 00 what gives us 0
+ 8566 × 400 that is equal 3426400
+ 8566 × 8000 that results in 68528000

= 71954400
