Alright, let's work through 13104231 times 66799934 step by step
13104231 × 66799934 = 66799934 × (13104231)
+ 66799934 × 1 that equals 66799934
+ 66799934 × 30 what gives us 2003998020
+ 66799934 × 200 that results in 13359986800
+ 66799934 × 4000 yielding 267199736000
+ 66799934 × 00000 that is equal 0
+ 66799934 × 100000 that equals 6679993400000
+ 66799934 × 3000000 giving us 200399802000000
+ 66799934 × 10000000 yielding 667999340000000

= 875361765920754
