Alright, let's work through 2187 times 3816 step by step
2187 × 3816 = 3816 × (2187)
+ 3816 × 7 producing 26712
+ 3816 × 80 what gives us 305280
+ 3816 × 100 which equals 381600
+ 3816 × 2000 what gives us 7632000

= 8345592
