Alright, let's work through 80239450 times 28795771 step by step
80239450 × 28795771 = 28795771 × (80239450)
+ 28795771 × 0 that is equal 0
+ 28795771 × 50 that equals 1439788550
+ 28795771 × 400 that results in 11518308400
+ 28795771 × 9000 which equals 259161939000
+ 28795771 × 30000 what gives us 863873130000
+ 28795771 × 200000 that equals 5759154200000
+ 28795771 × 0000000 that equals 0
+ 28795771 × 80000000 producing 2303661680000000

= 2310556827365950
