Alright, let's work through 2027 times 7905 step by step
2027 × 7905 = 7905 × (2027)
+ 7905 × 7 that is equal 55335
+ 7905 × 20 that is equal 158100
+ 7905 × 000 giving us 0
+ 7905 × 2000 which equals 15810000

= 16023435
