Alright, let's work through 6210 times 8659 step by step
6210 × 8659 = 8659 × (6210)
+ 8659 × 0 which equals 0
+ 8659 × 10 that results in 86590
+ 8659 × 200 giving us 1731800
+ 8659 × 6000 yielding 51954000

= 53772390
