Let's calculate 42842971 x 80971142
42842971 × 80971142 = 80971142 × (42842971)
+ 80971142 × 1 giving us 80971142
+ 80971142 × 70 what gives us 5667979940
+ 80971142 × 900 yielding 72874027800
+ 80971142 × 2000 that is equal 161942284000
+ 80971142 × 40000 that is equal 3238845680000
+ 80971142 × 800000 giving us 64776913600000
+ 80971142 × 2000000 giving us 161942284000000
+ 80971142 × 40000000 yielding 3238845680000000

= 3469044288542882
