Alright, let's work through 87701896 times 21032223 step by step
87701896 × 21032223 = 21032223 × (87701896)
+ 21032223 × 6 which equals 126193338
+ 21032223 × 90 what gives us 1892900070
+ 21032223 × 800 yielding 16825778400
+ 21032223 × 1000 what gives us 21032223000
+ 21032223 × 00000 that is equal 0
+ 21032223 × 700000 giving us 14722556100000
+ 21032223 × 7000000 giving us 147225561000000
+ 21032223 × 80000000 that results in 1682577840000000

= 1844565834194808
