Let's calculate 2511 x 5111
2511 × 5111 = 5111 × (2511)
+ 5111 × 1 what gives us 5111
+ 5111 × 10 resulting in 51110
+ 5111 × 500 that is equal 2555500
+ 5111 × 2000 that results in 10222000

= 12833721
