Alright, let's work through 87360232 times 66528933 step by step
87360232 × 66528933 = 66528933 × (87360232)
+ 66528933 × 2 what gives us 133057866
+ 66528933 × 30 producing 1995867990
+ 66528933 × 200 producing 13305786600
+ 66528933 × 0000 what gives us 0
+ 66528933 × 60000 which equals 3991735980000
+ 66528933 × 300000 giving us 19958679900000
+ 66528933 × 7000000 that is equal 465702531000000
+ 66528933 × 80000000 producing 5322314640000000

= 5811983021592456
