Alright, let's work through 3002 times 511 step by step
3002 × 511 = 511 × (3002)
+ 511 × 2 producing 1022
+ 511 × 00 that is equal 0
+ 511 × 000 resulting in 0
+ 511 × 3000 that equals 1533000

= 1534022
