No problem, we've got 3155 and 3555 to multiply
3155 × 3555 = 3555 × (3155)
+ 3555 × 5 that results in 17775
+ 3555 × 50 yielding 177750
+ 3555 × 100 what gives us 355500
+ 3555 × 3000 what gives us 10665000

= 11216025
