Let's calculate 3603 x 7531
3603 × 7531 = 7531 × (3603)
+ 7531 × 3 that results in 22593
+ 7531 × 00 that is equal 0
+ 7531 × 600 that is equal 4518600
+ 7531 × 3000 resulting in 22593000

= 27134193
