No problem, we've got 8214 and 820 to multiply
8214 × 820 = 820 × (8214)
+ 820 × 4 yielding 3280
+ 820 × 10 what gives us 8200
+ 820 × 200 that equals 164000
+ 820 × 8000 resulting in 6560000

= 6735480
