No problem, we've got 7534 and 6780 to multiply
7534 × 6780 = 6780 × (7534)
+ 6780 × 4 that is equal 27120
+ 6780 × 30 what gives us 203400
+ 6780 × 500 producing 3390000
+ 6780 × 7000 yielding 47460000

= 51080520
