Alright, let's work through 6507 times 2555 step by step
6507 × 2555 = 2555 × (6507)
+ 2555 × 7 that is equal 17885
+ 2555 × 00 that is equal 0
+ 2555 × 500 what gives us 1277500
+ 2555 × 6000 that is equal 15330000

= 16625385
