Alright, let's work through 2641 times 6221 step by step
2641 × 6221 = 6221 × (2641)
+ 6221 × 1 what gives us 6221
+ 6221 × 40 which equals 248840
+ 6221 × 600 resulting in 3732600
+ 6221 × 2000 that results in 12442000

= 16429661
