Let's calculate 5642 x 4505
5642 × 4505 = 4505 × (5642)
+ 4505 × 2 giving us 9010
+ 4505 × 40 that results in 180200
+ 4505 × 600 that results in 2703000
+ 4505 × 5000 which equals 22525000

= 25417210
