Alright, let's work through 6641 times 6002 step by step
6641 × 6002 = 6002 × (6641)
+ 6002 × 1 that results in 6002
+ 6002 × 40 yielding 240080
+ 6002 × 600 that equals 3601200
+ 6002 × 6000 giving us 36012000

= 39859282
