No problem, we've got 6547 and 5639 to multiply
6547 × 5639 = 5639 × (6547)
+ 5639 × 7 which equals 39473
+ 5639 × 40 which equals 225560
+ 5639 × 500 what gives us 2819500
+ 5639 × 6000 producing 33834000

= 36918533
