Alright, let's work through 16468384 times 24254251 step by step
16468384 × 24254251 = 24254251 × (16468384)
+ 24254251 × 4 that equals 97017004
+ 24254251 × 80 yielding 1940340080
+ 24254251 × 300 producing 7276275300
+ 24254251 × 8000 resulting in 194034008000
+ 24254251 × 60000 which equals 1455255060000
+ 24254251 × 400000 giving us 9701700400000
+ 24254251 × 6000000 what gives us 145525506000000
+ 24254251 × 10000000 what gives us 242542510000000

= 399428319100384
