Let's calculate 3569 x 2780
3569 × 2780 = 2780 × (3569)
+ 2780 × 9 that results in 25020
+ 2780 × 60 that results in 166800
+ 2780 × 500 giving us 1390000
+ 2780 × 3000 that results in 8340000

= 9921820
