Alright, let's work through 78397368 times 13200443 step by step
78397368 × 13200443 = 13200443 × (78397368)
+ 13200443 × 8 which equals 105603544
+ 13200443 × 60 what gives us 792026580
+ 13200443 × 300 that results in 3960132900
+ 13200443 × 7000 that equals 92403101000
+ 13200443 × 90000 that results in 1188039870000
+ 13200443 × 300000 that equals 3960132900000
+ 13200443 × 8000000 what gives us 105603544000000
+ 13200443 × 70000000 what gives us 924031010000000

= 1034879987634024
