No problem, we've got 4155 and 3257 to multiply
4155 × 3257 = 3257 × (4155)
+ 3257 × 5 what gives us 16285
+ 3257 × 50 what gives us 162850
+ 3257 × 100 that results in 325700
+ 3257 × 4000 what gives us 13028000

= 13532835
