Alright, let's work through 8105 times 1029 step by step
8105 × 1029 = 1029 × (8105)
+ 1029 × 5 which equals 5145
+ 1029 × 00 that equals 0
+ 1029 × 100 producing 102900
+ 1029 × 8000 that equals 8232000

= 8340045
