No problem, we've got 2870 and 1857 to multiply
2870 × 1857 = 1857 × (2870)
+ 1857 × 0 producing 0
+ 1857 × 70 that is equal 129990
+ 1857 × 800 that results in 1485600
+ 1857 × 2000 resulting in 3714000

= 5329590
