Alright, let's work through 82200727 times 78042280 step by step
82200727 × 78042280 = 78042280 × (82200727)
+ 78042280 × 7 resulting in 546295960
+ 78042280 × 20 which equals 1560845600
+ 78042280 × 700 that equals 54629596000
+ 78042280 × 0000 giving us 0
+ 78042280 × 00000 what gives us 0
+ 78042280 × 200000 that is equal 15608456000000
+ 78042280 × 2000000 resulting in 156084560000000
+ 78042280 × 80000000 giving us 6243382400000000

= 6415132152737560
