Alright, let's work through 50394815 times 75873993 step by step
50394815 × 75873993 = 75873993 × (50394815)
+ 75873993 × 5 resulting in 379369965
+ 75873993 × 10 that results in 758739930
+ 75873993 × 800 that equals 60699194400
+ 75873993 × 4000 resulting in 303495972000
+ 75873993 × 90000 which equals 6828659370000
+ 75873993 × 300000 what gives us 22762197900000
+ 75873993 × 0000000 that results in 0
+ 75873993 × 50000000 that is equal 3793699650000000

= 3823655840546295
