No problem, we've got 5755 and 7851 to multiply
5755 × 7851 = 7851 × (5755)
+ 7851 × 5 giving us 39255
+ 7851 × 50 producing 392550
+ 7851 × 700 resulting in 5495700
+ 7851 × 5000 giving us 39255000

= 45182505
