Alright, let's work through 3805045 times 64266047 step by step
3805045 × 64266047 = 64266047 × (3805045)
+ 64266047 × 5 producing 321330235
+ 64266047 × 40 producing 2570641880
+ 64266047 × 000 that results in 0
+ 64266047 × 5000 which equals 321330235000
+ 64266047 × 00000 producing 0
+ 64266047 × 800000 that results in 51412837600000
+ 64266047 × 3000000 that results in 192798141000000

= 244535200807115
