Alright, let's work through 50080278 times 72512097 step by step
50080278 × 72512097 = 72512097 × (50080278)
+ 72512097 × 8 that equals 580096776
+ 72512097 × 70 producing 5075846790
+ 72512097 × 200 giving us 14502419400
+ 72512097 × 0000 that is equal 0
+ 72512097 × 80000 resulting in 5800967760000
+ 72512097 × 000000 that equals 0
+ 72512097 × 0000000 that results in 0
+ 72512097 × 50000000 that is equal 3625604850000000

= 3631425976122966
