No problem, we've got 6528 and 6389 to multiply
6528 × 6389 = 6389 × (6528)
+ 6389 × 8 that results in 51112
+ 6389 × 20 that is equal 127780
+ 6389 × 500 yielding 3194500
+ 6389 × 6000 giving us 38334000

= 41707392
