Alright, let's work through 2869 times 9840 step by step
2869 × 9840 = 9840 × (2869)
+ 9840 × 9 which equals 88560
+ 9840 × 60 producing 590400
+ 9840 × 800 which equals 7872000
+ 9840 × 2000 that equals 19680000

= 28230960
