No problem, we've got 1642 and 2740 to multiply
1642 × 2740 = 2740 × (1642)
+ 2740 × 2 resulting in 5480
+ 2740 × 40 resulting in 109600
+ 2740 × 600 producing 1644000
+ 2740 × 1000 which equals 2740000

= 4499080
