Alright, let's work through 1819 times 6604 step by step
1819 × 6604 = 6604 × (1819)
+ 6604 × 9 producing 59436
+ 6604 × 10 producing 66040
+ 6604 × 800 that equals 5283200
+ 6604 × 1000 that results in 6604000

= 12012676
