No problem, we've got 1039 and 2643 to multiply
1039 × 2643 = 2643 × (1039)
+ 2643 × 9 which equals 23787
+ 2643 × 30 resulting in 79290
+ 2643 × 000 that results in 0
+ 2643 × 1000 what gives us 2643000

= 2746077
