No problem, we've got 1881 and 2143 to multiply
1881 × 2143 = 2143 × (1881)
+ 2143 × 1 that equals 2143
+ 2143 × 80 which equals 171440
+ 2143 × 800 giving us 1714400
+ 2143 × 1000 that is equal 2143000

= 4030983
