Alright, let's work through 6446 times 5555 step by step
6446 × 5555 = 5555 × (6446)
+ 5555 × 6 that equals 33330
+ 5555 × 40 which equals 222200
+ 5555 × 400 which equals 2222000
+ 5555 × 6000 yielding 33330000

= 35807530
