No problem, we've got 3128 and 6599 to multiply
3128 × 6599 = 6599 × (3128)
+ 6599 × 8 which equals 52792
+ 6599 × 20 giving us 131980
+ 6599 × 100 producing 659900
+ 6599 × 3000 giving us 19797000

= 20641672
