Alright, let's work through 12018436 times 72800724 step by step
12018436 × 72800724 = 72800724 × (12018436)
+ 72800724 × 6 yielding 436804344
+ 72800724 × 30 producing 2184021720
+ 72800724 × 400 resulting in 29120289600
+ 72800724 × 8000 what gives us 582405792000
+ 72800724 × 10000 yielding 728007240000
+ 72800724 × 000000 yielding 0
+ 72800724 × 2000000 which equals 145601448000000
+ 72800724 × 10000000 what gives us 728007240000000

= 874950842147664
