Alright, let's work through 6391 times 301 step by step
6391 × 301 = 301 × (6391)
+ 301 × 1 giving us 301
+ 301 × 90 that equals 27090
+ 301 × 300 giving us 90300
+ 301 × 6000 yielding 1806000

= 1923691
