Alright, let's work through 7817 times 2101 step by step
7817 × 2101 = 2101 × (7817)
+ 2101 × 7 yielding 14707
+ 2101 × 10 giving us 21010
+ 2101 × 800 that equals 1680800
+ 2101 × 7000 what gives us 14707000

= 16423517
