Alright, let's work through 1729 times 7896 step by step
1729 × 7896 = 7896 × (1729)
+ 7896 × 9 that results in 71064
+ 7896 × 20 giving us 157920
+ 7896 × 700 that is equal 5527200
+ 7896 × 1000 producing 7896000

= 13652184
