Alright, let's work through 2126 times 3866 step by step
2126 × 3866 = 3866 × (2126)
+ 3866 × 6 what gives us 23196
+ 3866 × 20 producing 77320
+ 3866 × 100 that equals 386600
+ 3866 × 2000 that equals 7732000

= 8219116
