No problem, we've got 7925 and 8405 to multiply
7925 × 8405 = 8405 × (7925)
+ 8405 × 5 what gives us 42025
+ 8405 × 20 that is equal 168100
+ 8405 × 900 producing 7564500
+ 8405 × 7000 producing 58835000

= 66609625
