Alright, let's work through 18787574 times 73845483 step by step
18787574 × 73845483 = 73845483 × (18787574)
+ 73845483 × 4 which equals 295381932
+ 73845483 × 70 yielding 5169183810
+ 73845483 × 500 that is equal 36922741500
+ 73845483 × 7000 giving us 516918381000
+ 73845483 × 80000 producing 5907638640000
+ 73845483 × 700000 that results in 51691838100000
+ 73845483 × 8000000 that results in 590763864000000
+ 73845483 × 10000000 what gives us 738454830000000

= 1387377476428242
