No problem, we've got 1382 and 2123 to multiply
1382 × 2123 = 2123 × (1382)
+ 2123 × 2 that is equal 4246
+ 2123 × 80 that equals 169840
+ 2123 × 300 what gives us 636900
+ 2123 × 1000 what gives us 2123000

= 2933986
