Alright, let's work through 16434080 times 79743503 step by step
16434080 × 79743503 = 79743503 × (16434080)
+ 79743503 × 0 yielding 0
+ 79743503 × 80 what gives us 6379480240
+ 79743503 × 000 resulting in 0
+ 79743503 × 4000 that equals 318974012000
+ 79743503 × 30000 resulting in 2392305090000
+ 79743503 × 400000 producing 31897401200000
+ 79743503 × 6000000 that equals 478461018000000
+ 79743503 × 10000000 yielding 797435030000000

= 1310511107782240
