No problem, we've got 8616 and 7800 to multiply
8616 × 7800 = 7800 × (8616)
+ 7800 × 6 that is equal 46800
+ 7800 × 10 that results in 78000
+ 7800 × 600 that equals 4680000
+ 7800 × 8000 that is equal 62400000

= 67204800
