Alright, let's work through 1649 times 9902 step by step
1649 × 9902 = 9902 × (1649)
+ 9902 × 9 producing 89118
+ 9902 × 40 yielding 396080
+ 9902 × 600 that is equal 5941200
+ 9902 × 1000 producing 9902000

= 16328398
