Alright, let's work through 80209875 times 35266103 step by step
80209875 × 35266103 = 35266103 × (80209875)
+ 35266103 × 5 that is equal 176330515
+ 35266103 × 70 which equals 2468627210
+ 35266103 × 800 what gives us 28212882400
+ 35266103 × 9000 that equals 317394927000
+ 35266103 × 00000 giving us 0
+ 35266103 × 200000 which equals 7053220600000
+ 35266103 × 0000000 which equals 0
+ 35266103 × 80000000 that equals 2821288240000000

= 2828689713367125
