Alright, let's work through 1605 times 7408 step by step
1605 × 7408 = 7408 × (1605)
+ 7408 × 5 yielding 37040
+ 7408 × 00 which equals 0
+ 7408 × 600 yielding 4444800
+ 7408 × 1000 that results in 7408000

= 11889840
