Alright, let's work through 80575918 times 4093023 step by step
80575918 × 4093023 = 4093023 × (80575918)
+ 4093023 × 8 that results in 32744184
+ 4093023 × 10 that is equal 40930230
+ 4093023 × 900 which equals 3683720700
+ 4093023 × 5000 giving us 20465115000
+ 4093023 × 70000 which equals 286511610000
+ 4093023 × 500000 giving us 2046511500000
+ 4093023 × 0000000 which equals 0
+ 4093023 × 80000000 that is equal 327441840000000

= 329799085620114
