No problem, we've got 1729 and 4687 to multiply
1729 × 4687 = 4687 × (1729)
+ 4687 × 9 producing 42183
+ 4687 × 20 what gives us 93740
+ 4687 × 700 that results in 3280900
+ 4687 × 1000 yielding 4687000

= 8103823
