Let's calculate 5839 x 5728
5839 × 5728 = 5728 × (5839)
+ 5728 × 9 resulting in 51552
+ 5728 × 30 resulting in 171840
+ 5728 × 800 resulting in 4582400
+ 5728 × 5000 which equals 28640000

= 33445792
