Alright, let's work through 81735815 times 14767982 step by step
81735815 × 14767982 = 14767982 × (81735815)
+ 14767982 × 5 that equals 73839910
+ 14767982 × 10 yielding 147679820
+ 14767982 × 800 that equals 11814385600
+ 14767982 × 5000 resulting in 73839910000
+ 14767982 × 30000 resulting in 443039460000
+ 14767982 × 700000 giving us 10337587400000
+ 14767982 × 1000000 which equals 14767982000000
+ 14767982 × 80000000 what gives us 1181438560000000

= 1207073044675330
