Alright, let's work through 71203288 times 35159307 step by step
71203288 × 35159307 = 35159307 × (71203288)
+ 35159307 × 8 resulting in 281274456
+ 35159307 × 80 that is equal 2812744560
+ 35159307 × 200 which equals 7031861400
+ 35159307 × 3000 that is equal 105477921000
+ 35159307 × 00000 which equals 0
+ 35159307 × 200000 which equals 7031861400000
+ 35159307 × 1000000 what gives us 35159307000000
+ 35159307 × 70000000 producing 2461151490000000

= 2503458262201416
