Alright, let's work through 2564 times 6709 step by step
2564 × 6709 = 6709 × (2564)
+ 6709 × 4 what gives us 26836
+ 6709 × 60 what gives us 402540
+ 6709 × 500 that equals 3354500
+ 6709 × 2000 yielding 13418000

= 17201876
