Alright, let's work through 2989 times 1781 step by step
2989 × 1781 = 1781 × (2989)
+ 1781 × 9 resulting in 16029
+ 1781 × 80 giving us 142480
+ 1781 × 900 giving us 1602900
+ 1781 × 2000 producing 3562000

= 5323409
