No problem, we've got 4280 and 9743 to multiply
4280 × 9743 = 9743 × (4280)
+ 9743 × 0 that is equal 0
+ 9743 × 80 what gives us 779440
+ 9743 × 200 that equals 1948600
+ 9743 × 4000 what gives us 38972000

= 41700040
