Let's calculate 80880470 x 47021124
80880470 × 47021124 = 47021124 × (80880470)
+ 47021124 × 0 giving us 0
+ 47021124 × 70 giving us 3291478680
+ 47021124 × 400 giving us 18808449600
+ 47021124 × 0000 that equals 0
+ 47021124 × 80000 what gives us 3761689920000
+ 47021124 × 800000 yielding 37616899200000
+ 47021124 × 0000000 which equals 0
+ 47021124 × 80000000 what gives us 3761689920000000

= 3803090609048280
