No problem, we've got 1593 and 7777 to multiply
1593 × 7777 = 7777 × (1593)
+ 7777 × 3 that results in 23331
+ 7777 × 90 resulting in 699930
+ 7777 × 500 producing 3888500
+ 7777 × 1000 resulting in 7777000

= 12388761
