No problem, we've got 6936 and 1570 to multiply
6936 × 1570 = 1570 × (6936)
+ 1570 × 6 what gives us 9420
+ 1570 × 30 producing 47100
+ 1570 × 900 yielding 1413000
+ 1570 × 6000 yielding 9420000

= 10889520
