Alright, let's work through 1686 times 9803 step by step
1686 × 9803 = 9803 × (1686)
+ 9803 × 6 which equals 58818
+ 9803 × 80 resulting in 784240
+ 9803 × 600 that results in 5881800
+ 9803 × 1000 that results in 9803000

= 16527858
