Alright, let's work through 2621 times 3211 step by step
2621 × 3211 = 3211 × (2621)
+ 3211 × 1 resulting in 3211
+ 3211 × 20 that is equal 64220
+ 3211 × 600 resulting in 1926600
+ 3211 × 2000 that results in 6422000

= 8416031
