Alright, let's work through 2138 times 3209 step by step
2138 × 3209 = 3209 × (2138)
+ 3209 × 8 that results in 25672
+ 3209 × 30 that is equal 96270
+ 3209 × 100 that equals 320900
+ 3209 × 2000 producing 6418000

= 6860842
