Alright, let's work through 27514865 times 72107829 step by step
27514865 × 72107829 = 72107829 × (27514865)
+ 72107829 × 5 what gives us 360539145
+ 72107829 × 60 yielding 4326469740
+ 72107829 × 800 that is equal 57686263200
+ 72107829 × 4000 what gives us 288431316000
+ 72107829 × 10000 resulting in 721078290000
+ 72107829 × 500000 giving us 36053914500000
+ 72107829 × 7000000 yielding 504754803000000
+ 72107829 × 20000000 producing 1442156580000000

= 1984037180378085
