Alright, let's work through 24408811 times 20481736 step by step
24408811 × 20481736 = 20481736 × (24408811)
+ 20481736 × 1 yielding 20481736
+ 20481736 × 10 giving us 204817360
+ 20481736 × 800 that results in 16385388800
+ 20481736 × 8000 that is equal 163853888000
+ 20481736 × 00000 producing 0
+ 20481736 × 400000 which equals 8192694400000
+ 20481736 × 4000000 that is equal 81926944000000
+ 20481736 × 20000000 producing 409634720000000

= 499934822975896
