No problem, we've got 1873 and 5641 to multiply
1873 × 5641 = 5641 × (1873)
+ 5641 × 3 that results in 16923
+ 5641 × 70 what gives us 394870
+ 5641 × 800 that results in 4512800
+ 5641 × 1000 what gives us 5641000

= 10565593
