Alright, let's work through 13400607 times 26114678 step by step
13400607 × 26114678 = 26114678 × (13400607)
+ 26114678 × 7 giving us 182802746
+ 26114678 × 00 which equals 0
+ 26114678 × 600 that equals 15668806800
+ 26114678 × 0000 what gives us 0
+ 26114678 × 00000 that equals 0
+ 26114678 × 400000 giving us 10445871200000
+ 26114678 × 3000000 that results in 78344034000000
+ 26114678 × 10000000 what gives us 261146780000000

= 349952536809546
