Let's calculate 5490 x 3686
5490 × 3686 = 3686 × (5490)
+ 3686 × 0 that is equal 0
+ 3686 × 90 that is equal 331740
+ 3686 × 400 that equals 1474400
+ 3686 × 5000 that results in 18430000

= 20236140
