No problem, we've got 8339 and 817 to multiply
8339 × 817 = 817 × (8339)
+ 817 × 9 that is equal 7353
+ 817 × 30 what gives us 24510
+ 817 × 300 that is equal 245100
+ 817 × 8000 which equals 6536000

= 6812963
