Alright, let's work through 52381108 times 71253209 step by step
52381108 × 71253209 = 71253209 × (52381108)
+ 71253209 × 8 giving us 570025672
+ 71253209 × 00 resulting in 0
+ 71253209 × 100 resulting in 7125320900
+ 71253209 × 1000 that results in 71253209000
+ 71253209 × 80000 producing 5700256720000
+ 71253209 × 300000 resulting in 21375962700000
+ 71253209 × 2000000 giving us 142506418000000
+ 71253209 × 50000000 which equals 3562660450000000

= 3732322035975572
