No problem, we've got 7913 and 8647 to multiply
7913 × 8647 = 8647 × (7913)
+ 8647 × 3 which equals 25941
+ 8647 × 10 that equals 86470
+ 8647 × 900 which equals 7782300
+ 8647 × 7000 that is equal 60529000

= 68423711
