Alright, let's work through 2142 times 5509 step by step
2142 × 5509 = 5509 × (2142)
+ 5509 × 2 that is equal 11018
+ 5509 × 40 that results in 220360
+ 5509 × 100 that results in 550900
+ 5509 × 2000 resulting in 11018000

= 11800278
