Alright, let's work through 6003 times 1642 step by step
6003 × 1642 = 1642 × (6003)
+ 1642 × 3 resulting in 4926
+ 1642 × 00 that equals 0
+ 1642 × 000 which equals 0
+ 1642 × 6000 producing 9852000

= 9856926
