No problem, we've got 6757 and 858 to multiply
6757 × 858 = 858 × (6757)
+ 858 × 7 which equals 6006
+ 858 × 50 resulting in 42900
+ 858 × 700 that equals 600600
+ 858 × 6000 that is equal 5148000

= 5797506
