Alright, let's work through 81962862 times 20966240 step by step
81962862 × 20966240 = 20966240 × (81962862)
+ 20966240 × 2 which equals 41932480
+ 20966240 × 60 yielding 1257974400
+ 20966240 × 800 which equals 16772992000
+ 20966240 × 2000 which equals 41932480000
+ 20966240 × 60000 yielding 1257974400000
+ 20966240 × 900000 that results in 18869616000000
+ 20966240 × 1000000 which equals 20966240000000
+ 20966240 × 80000000 yielding 1677299200000000

= 1718453035778880
