Alright, let's work through 6486 times 6177 step by step
6486 × 6177 = 6177 × (6486)
+ 6177 × 6 that equals 37062
+ 6177 × 80 which equals 494160
+ 6177 × 400 what gives us 2470800
+ 6177 × 6000 what gives us 37062000

= 40064022
