Alright, let's work through 7957 times 6391 step by step
7957 × 6391 = 6391 × (7957)
+ 6391 × 7 that results in 44737
+ 6391 × 50 which equals 319550
+ 6391 × 900 yielding 5751900
+ 6391 × 7000 that results in 44737000

= 50853187
