Let's calculate 4123 x 3230
4123 × 3230 = 3230 × (4123)
+ 3230 × 3 that is equal 9690
+ 3230 × 20 resulting in 64600
+ 3230 × 100 that is equal 323000
+ 3230 × 4000 that is equal 12920000

= 13317290
