Alright, let's work through 6273 times 821 step by step
6273 × 821 = 821 × (6273)
+ 821 × 3 which equals 2463
+ 821 × 70 that results in 57470
+ 821 × 200 which equals 164200
+ 821 × 6000 that equals 4926000

= 5150133
