Alright, let's work through 13499597 times 53224311 step by step
13499597 × 53224311 = 53224311 × (13499597)
+ 53224311 × 7 resulting in 372570177
+ 53224311 × 90 what gives us 4790187990
+ 53224311 × 500 yielding 26612155500
+ 53224311 × 9000 that results in 479018799000
+ 53224311 × 90000 what gives us 4790187990000
+ 53224311 × 400000 what gives us 21289724400000
+ 53224311 × 3000000 that results in 159672933000000
+ 53224311 × 10000000 which equals 532243110000000

= 718506749102667
