Alright, let's work through 71001504 times 51805533 step by step
71001504 × 51805533 = 51805533 × (71001504)
+ 51805533 × 4 producing 207222132
+ 51805533 × 00 resulting in 0
+ 51805533 × 500 that is equal 25902766500
+ 51805533 × 1000 that is equal 51805533000
+ 51805533 × 00000 resulting in 0
+ 51805533 × 000000 resulting in 0
+ 51805533 × 1000000 which equals 51805533000000
+ 51805533 × 70000000 that is equal 3626387310000000

= 3678270758521632
