Alright, let's work through 5154821 times 66093794 step by step
5154821 × 66093794 = 66093794 × (5154821)
+ 66093794 × 1 that results in 66093794
+ 66093794 × 20 that results in 1321875880
+ 66093794 × 800 that equals 52875035200
+ 66093794 × 4000 what gives us 264375176000
+ 66093794 × 50000 that results in 3304689700000
+ 66093794 × 100000 resulting in 6609379400000
+ 66093794 × 5000000 resulting in 330468970000000

= 340701677280874
