Alright, let's work through 2566 times 6453 step by step
2566 × 6453 = 6453 × (2566)
+ 6453 × 6 that is equal 38718
+ 6453 × 60 that results in 387180
+ 6453 × 500 that equals 3226500
+ 6453 × 2000 that is equal 12906000

= 16558398
