Alright, let's work through 6541 times 8543 step by step
6541 × 8543 = 8543 × (6541)
+ 8543 × 1 yielding 8543
+ 8543 × 40 that results in 341720
+ 8543 × 500 producing 4271500
+ 8543 × 6000 producing 51258000

= 55879763
