Alright, let's work through 7689 times 6538 step by step
7689 × 6538 = 6538 × (7689)
+ 6538 × 9 that equals 58842
+ 6538 × 80 which equals 523040
+ 6538 × 600 what gives us 3922800
+ 6538 × 7000 yielding 45766000

= 50270682
