Alright, let's work through 5215 times 1653 step by step
5215 × 1653 = 1653 × (5215)
+ 1653 × 5 producing 8265
+ 1653 × 10 producing 16530
+ 1653 × 200 that equals 330600
+ 1653 × 5000 that results in 8265000

= 8620395
