Alright, let's work through 2129 times 8170 step by step
2129 × 8170 = 8170 × (2129)
+ 8170 × 9 resulting in 73530
+ 8170 × 20 producing 163400
+ 8170 × 100 that equals 817000
+ 8170 × 2000 giving us 16340000

= 17393930
