Let's calculate 2672 x 1921
2672 × 1921 = 1921 × (2672)
+ 1921 × 2 what gives us 3842
+ 1921 × 70 resulting in 134470
+ 1921 × 600 what gives us 1152600
+ 1921 × 2000 what gives us 3842000

= 5132912
