Alright, let's work through 6348 times 9890 step by step
6348 × 9890 = 9890 × (6348)
+ 9890 × 8 producing 79120
+ 9890 × 40 producing 395600
+ 9890 × 300 yielding 2967000
+ 9890 × 6000 which equals 59340000

= 62781720
