No problem, we've got 7635 and 8320 to multiply
7635 × 8320 = 8320 × (7635)
+ 8320 × 5 yielding 41600
+ 8320 × 30 what gives us 249600
+ 8320 × 600 producing 4992000
+ 8320 × 7000 producing 58240000

= 63523200
