Let's calculate 2867 x 3665
2867 × 3665 = 3665 × (2867)
+ 3665 × 7 resulting in 25655
+ 3665 × 60 that results in 219900
+ 3665 × 800 which equals 2932000
+ 3665 × 2000 resulting in 7330000

= 10507555
