No problem, we've got 1563 and 2645 to multiply
1563 × 2645 = 2645 × (1563)
+ 2645 × 3 that equals 7935
+ 2645 × 60 that equals 158700
+ 2645 × 500 that results in 1322500
+ 2645 × 1000 resulting in 2645000

= 4134135
