Let's calculate 6484 x 1566
6484 × 1566 = 1566 × (6484)
+ 1566 × 4 that results in 6264
+ 1566 × 80 that results in 125280
+ 1566 × 400 resulting in 626400
+ 1566 × 6000 resulting in 9396000

= 10153944
