No problem, we've got 2587 and 6131 to multiply
2587 × 6131 = 6131 × (2587)
+ 6131 × 7 giving us 42917
+ 6131 × 80 that equals 490480
+ 6131 × 500 which equals 3065500
+ 6131 × 2000 giving us 12262000

= 15860897
