No problem, we've got 2428 and 2740 to multiply
2428 × 2740 = 2740 × (2428)
+ 2740 × 8 that is equal 21920
+ 2740 × 20 that equals 54800
+ 2740 × 400 that is equal 1096000
+ 2740 × 2000 which equals 5480000

= 6652720
