Alright, let's work through 2562 times 4205 step by step
2562 × 4205 = 4205 × (2562)
+ 4205 × 2 giving us 8410
+ 4205 × 60 what gives us 252300
+ 4205 × 500 that equals 2102500
+ 4205 × 2000 what gives us 8410000

= 10773210
