Alright, let's work through 1344 times 9786 step by step
1344 × 9786 = 9786 × (1344)
+ 9786 × 4 that equals 39144
+ 9786 × 40 resulting in 391440
+ 9786 × 300 which equals 2935800
+ 9786 × 1000 what gives us 9786000

= 13152384
