Alright, let's work through 4005 times 6842 step by step
4005 × 6842 = 6842 × (4005)
+ 6842 × 5 what gives us 34210
+ 6842 × 00 that results in 0
+ 6842 × 000 resulting in 0
+ 6842 × 4000 that results in 27368000

= 27402210
