Alright, let's work through 6104 times 8190 step by step
6104 × 8190 = 8190 × (6104)
+ 8190 × 4 which equals 32760
+ 8190 × 00 yielding 0
+ 8190 × 100 which equals 819000
+ 8190 × 6000 producing 49140000

= 49991760
