Alright, let's work through 83824089 times 78000182 step by step
83824089 × 78000182 = 78000182 × (83824089)
+ 78000182 × 9 that results in 702001638
+ 78000182 × 80 that results in 6240014560
+ 78000182 × 000 giving us 0
+ 78000182 × 4000 what gives us 312000728000
+ 78000182 × 20000 producing 1560003640000
+ 78000182 × 800000 that is equal 62400145600000
+ 78000182 × 3000000 which equals 234000546000000
+ 78000182 × 80000000 giving us 6240014560000000

= 6538294197984198
