Alright, let's work through 1648 times 9472 step by step
1648 × 9472 = 9472 × (1648)
+ 9472 × 8 giving us 75776
+ 9472 × 40 what gives us 378880
+ 9472 × 600 yielding 5683200
+ 9472 × 1000 what gives us 9472000

= 15609856
