Alright, let's work through 27828218 times 64503850 step by step
27828218 × 64503850 = 64503850 × (27828218)
+ 64503850 × 8 what gives us 516030800
+ 64503850 × 10 which equals 645038500
+ 64503850 × 200 yielding 12900770000
+ 64503850 × 8000 what gives us 516030800000
+ 64503850 × 20000 what gives us 1290077000000
+ 64503850 × 800000 that equals 51603080000000
+ 64503850 × 7000000 that results in 451526950000000
+ 64503850 × 20000000 producing 1290077000000000

= 1795027199639300
