Alright, let's work through 6771 times 2521 step by step
6771 × 2521 = 2521 × (6771)
+ 2521 × 1 resulting in 2521
+ 2521 × 70 what gives us 176470
+ 2521 × 700 what gives us 1764700
+ 2521 × 6000 yielding 15126000

= 17069691
