Alright, let's work through 81718093 times 55822171 step by step
81718093 × 55822171 = 55822171 × (81718093)
+ 55822171 × 3 giving us 167466513
+ 55822171 × 90 that equals 5023995390
+ 55822171 × 000 that results in 0
+ 55822171 × 8000 that results in 446577368000
+ 55822171 × 10000 which equals 558221710000
+ 55822171 × 700000 which equals 39075519700000
+ 55822171 × 1000000 that equals 55822171000000
+ 55822171 × 80000000 that equals 4465773680000000

= 4561681361239903
