No problem, we've got 1642 and 2393 to multiply
1642 × 2393 = 2393 × (1642)
+ 2393 × 2 yielding 4786
+ 2393 × 40 that is equal 95720
+ 2393 × 600 which equals 1435800
+ 2393 × 1000 that equals 2393000

= 3929306
