Alright, let's work through 2018 times 7863 step by step
2018 × 7863 = 7863 × (2018)
+ 7863 × 8 that is equal 62904
+ 7863 × 10 what gives us 78630
+ 7863 × 000 yielding 0
+ 7863 × 2000 that is equal 15726000

= 15867534
