Alright, let's work through 52072082 times 69983011 step by step
52072082 × 69983011 = 69983011 × (52072082)
+ 69983011 × 2 which equals 139966022
+ 69983011 × 80 yielding 5598640880
+ 69983011 × 000 resulting in 0
+ 69983011 × 2000 yielding 139966022000
+ 69983011 × 70000 that equals 4898810770000
+ 69983011 × 000000 what gives us 0
+ 69983011 × 2000000 yielding 139966022000000
+ 69983011 × 50000000 producing 3499150550000000

= 3644161087398902
