No problem, we've got 1815 and 2359 to multiply
1815 × 2359 = 2359 × (1815)
+ 2359 × 5 resulting in 11795
+ 2359 × 10 yielding 23590
+ 2359 × 800 resulting in 1887200
+ 2359 × 1000 producing 2359000

= 4281585
