Alright, let's work through 81841845 times 82996018 step by step
81841845 × 82996018 = 82996018 × (81841845)
+ 82996018 × 5 what gives us 414980090
+ 82996018 × 40 that results in 3319840720
+ 82996018 × 800 what gives us 66396814400
+ 82996018 × 1000 which equals 82996018000
+ 82996018 × 40000 yielding 3319840720000
+ 82996018 × 800000 resulting in 66396814400000
+ 82996018 × 1000000 giving us 82996018000000
+ 82996018 × 80000000 that results in 6639681440000000

= 6792547240773210
