No problem, we've got 9728 and 6580 to multiply
9728 × 6580 = 6580 × (9728)
+ 6580 × 8 resulting in 52640
+ 6580 × 20 that is equal 131600
+ 6580 × 700 producing 4606000
+ 6580 × 9000 which equals 59220000

= 64010240
