Alright, let's work through 3411623 times 13464328 step by step
3411623 × 13464328 = 13464328 × (3411623)
+ 13464328 × 3 producing 40392984
+ 13464328 × 20 that results in 269286560
+ 13464328 × 600 that equals 8078596800
+ 13464328 × 1000 that results in 13464328000
+ 13464328 × 10000 giving us 134643280000
+ 13464328 × 400000 which equals 5385731200000
+ 13464328 × 3000000 giving us 40392984000000

= 45935211084344
