No problem, we've got 1390 and 9756 to multiply
1390 × 9756 = 9756 × (1390)
+ 9756 × 0 what gives us 0
+ 9756 × 90 which equals 878040
+ 9756 × 300 producing 2926800
+ 9756 × 1000 yielding 9756000

= 13560840
