No problem, we've got 8662 and 6439 to multiply
8662 × 6439 = 6439 × (8662)
+ 6439 × 2 giving us 12878
+ 6439 × 60 giving us 386340
+ 6439 × 600 which equals 3863400
+ 6439 × 8000 resulting in 51512000

= 55774618
