No problem, we've got 9951 and 1574 to multiply
9951 × 1574 = 1574 × (9951)
+ 1574 × 1 what gives us 1574
+ 1574 × 50 giving us 78700
+ 1574 × 900 what gives us 1416600
+ 1574 × 9000 that equals 14166000

= 15662874
