Alright, let's work through 73169004 times 72368521 step by step
73169004 × 72368521 = 72368521 × (73169004)
+ 72368521 × 4 that results in 289474084
+ 72368521 × 00 that is equal 0
+ 72368521 × 000 which equals 0
+ 72368521 × 9000 that equals 651316689000
+ 72368521 × 60000 that is equal 4342111260000
+ 72368521 × 100000 producing 7236852100000
+ 72368521 × 3000000 giving us 217105563000000
+ 72368521 × 70000000 giving us 5065796470000000

= 5295132602523084
