No problem, we've got 2533 and 7137 to multiply
2533 × 7137 = 7137 × (2533)
+ 7137 × 3 giving us 21411
+ 7137 × 30 giving us 214110
+ 7137 × 500 yielding 3568500
+ 7137 × 2000 giving us 14274000

= 18078021
