Alright, let's work through 3859 times 9883 step by step
3859 × 9883 = 9883 × (3859)
+ 9883 × 9 that is equal 88947
+ 9883 × 50 what gives us 494150
+ 9883 × 800 that is equal 7906400
+ 9883 × 3000 what gives us 29649000

= 38138497
