Alright, let's work through 2143 times 1683 step by step
2143 × 1683 = 1683 × (2143)
+ 1683 × 3 that results in 5049
+ 1683 × 40 producing 67320
+ 1683 × 100 resulting in 168300
+ 1683 × 2000 that equals 3366000

= 3606669
