Let's calculate 8391 x 6482
8391 × 6482 = 6482 × (8391)
+ 6482 × 1 that is equal 6482
+ 6482 × 90 that is equal 583380
+ 6482 × 300 that results in 1944600
+ 6482 × 8000 giving us 51856000

= 54390462
