Let's calculate 2523 x 5644
2523 × 5644 = 5644 × (2523)
+ 5644 × 3 what gives us 16932
+ 5644 × 20 that results in 112880
+ 5644 × 500 which equals 2822000
+ 5644 × 2000 resulting in 11288000

= 14239812
