Let's calculate 6528 x 6615
6528 × 6615 = 6615 × (6528)
+ 6615 × 8 that results in 52920
+ 6615 × 20 resulting in 132300
+ 6615 × 500 that results in 3307500
+ 6615 × 6000 yielding 39690000

= 43182720
