No problem, we've got 3514 and 3900 to multiply
3514 × 3900 = 3900 × (3514)
+ 3900 × 4 which equals 15600
+ 3900 × 10 giving us 39000
+ 3900 × 500 that results in 1950000
+ 3900 × 3000 what gives us 11700000

= 13704600
