Alright, let's work through 1409 times 1323 step by step
1409 × 1323 = 1323 × (1409)
+ 1323 × 9 producing 11907
+ 1323 × 00 that is equal 0
+ 1323 × 400 resulting in 529200
+ 1323 × 1000 resulting in 1323000

= 1864107
