Alright, let's work through 72524972 times 48443893 step by step
72524972 × 48443893 = 48443893 × (72524972)
+ 48443893 × 2 producing 96887786
+ 48443893 × 70 resulting in 3391072510
+ 48443893 × 900 that results in 43599503700
+ 48443893 × 4000 giving us 193775572000
+ 48443893 × 20000 that equals 968877860000
+ 48443893 × 500000 that results in 24221946500000
+ 48443893 × 2000000 that is equal 96887786000000
+ 48443893 × 70000000 that is equal 3391072510000000

= 3513391983395996
