No problem, we've got 5723 and 7789 to multiply
5723 × 7789 = 7789 × (5723)
+ 7789 × 3 what gives us 23367
+ 7789 × 20 what gives us 155780
+ 7789 × 700 that equals 5452300
+ 7789 × 5000 that results in 38945000

= 44576447
