No problem, we've got 3802 and 3143 to multiply
3802 × 3143 = 3143 × (3802)
+ 3143 × 2 that is equal 6286
+ 3143 × 00 what gives us 0
+ 3143 × 800 which equals 2514400
+ 3143 × 3000 that equals 9429000

= 11949686
