Alright, let's work through 2443 times 6546 step by step
2443 × 6546 = 6546 × (2443)
+ 6546 × 3 which equals 19638
+ 6546 × 40 resulting in 261840
+ 6546 × 400 giving us 2618400
+ 6546 × 2000 giving us 13092000

= 15991878
