No problem, we've got 7856 and 8606 to multiply
7856 × 8606 = 8606 × (7856)
+ 8606 × 6 what gives us 51636
+ 8606 × 50 that equals 430300
+ 8606 × 800 giving us 6884800
+ 8606 × 7000 that equals 60242000

= 67608736
