No problem, we've got 6580 and 8298 to multiply
6580 × 8298 = 8298 × (6580)
+ 8298 × 0 that results in 0
+ 8298 × 80 what gives us 663840
+ 8298 × 500 which equals 4149000
+ 8298 × 6000 which equals 49788000

= 54600840
