Let's calculate 5149 x 2430
5149 × 2430 = 2430 × (5149)
+ 2430 × 9 that results in 21870
+ 2430 × 40 that results in 97200
+ 2430 × 100 that results in 243000
+ 2430 × 5000 yielding 12150000

= 12512070
