Alright, let's work through 1728 times 9712 step by step
1728 × 9712 = 9712 × (1728)
+ 9712 × 8 resulting in 77696
+ 9712 × 20 resulting in 194240
+ 9712 × 700 that results in 6798400
+ 9712 × 1000 that equals 9712000

= 16782336
