No problem, we've got 3945 and 2575 to multiply
3945 × 2575 = 2575 × (3945)
+ 2575 × 5 yielding 12875
+ 2575 × 40 producing 103000
+ 2575 × 900 yielding 2317500
+ 2575 × 3000 that equals 7725000

= 10158375
