No problem, we've got 1761 and 2190 to multiply
1761 × 2190 = 2190 × (1761)
+ 2190 × 1 that results in 2190
+ 2190 × 60 that equals 131400
+ 2190 × 700 yielding 1533000
+ 2190 × 1000 that equals 2190000

= 3856590
