Alright, let's work through 2551 times 2189 step by step
2551 × 2189 = 2189 × (2551)
+ 2189 × 1 resulting in 2189
+ 2189 × 50 producing 109450
+ 2189 × 500 that results in 1094500
+ 2189 × 2000 producing 4378000

= 5584139
