No problem, we've got 3522 and 6580 to multiply
3522 × 6580 = 6580 × (3522)
+ 6580 × 2 that results in 13160
+ 6580 × 20 producing 131600
+ 6580 × 500 which equals 3290000
+ 6580 × 3000 that is equal 19740000

= 23174760
