Let's calculate 5637 x 4026
5637 × 4026 = 4026 × (5637)
+ 4026 × 7 that is equal 28182
+ 4026 × 30 that is equal 120780
+ 4026 × 600 that equals 2415600
+ 4026 × 5000 resulting in 20130000

= 22694562
