No problem, we've got 8661 and 8016 to multiply
8661 × 8016 = 8016 × (8661)
+ 8016 × 1 which equals 8016
+ 8016 × 60 giving us 480960
+ 8016 × 600 what gives us 4809600
+ 8016 × 8000 that results in 64128000

= 69426576
