Alright, let's work through 5987 times 6543 step by step
5987 × 6543 = 6543 × (5987)
+ 6543 × 7 producing 45801
+ 6543 × 80 giving us 523440
+ 6543 × 900 yielding 5888700
+ 6543 × 5000 that equals 32715000

= 39172941
