Let's calculate 6446 x 2939
6446 × 2939 = 2939 × (6446)
+ 2939 × 6 that results in 17634
+ 2939 × 40 that results in 117560
+ 2939 × 400 resulting in 1175600
+ 2939 × 6000 that equals 17634000

= 18944794
