No problem, we've got 3777 and 3171 to multiply
3777 × 3171 = 3171 × (3777)
+ 3171 × 7 what gives us 22197
+ 3171 × 70 what gives us 221970
+ 3171 × 700 that is equal 2219700
+ 3171 × 3000 that equals 9513000

= 11976867
