Let's calculate 3542 x 4239
3542 × 4239 = 4239 × (3542)
+ 4239 × 2 which equals 8478
+ 4239 × 40 which equals 169560
+ 4239 × 500 that is equal 2119500
+ 4239 × 3000 resulting in 12717000

= 15014538
