Alright, let's work through 13787884 times 97692754 step by step
13787884 × 97692754 = 97692754 × (13787884)
+ 97692754 × 4 giving us 390771016
+ 97692754 × 80 producing 7815420320
+ 97692754 × 800 that results in 78154203200
+ 97692754 × 7000 yielding 683849278000
+ 97692754 × 80000 yielding 7815420320000
+ 97692754 × 700000 giving us 68384927800000
+ 97692754 × 3000000 resulting in 293078262000000
+ 97692754 × 10000000 producing 976927540000000

= 1346976359792536
