Alright, let's work through 6126 times 3973 step by step
6126 × 3973 = 3973 × (6126)
+ 3973 × 6 yielding 23838
+ 3973 × 20 what gives us 79460
+ 3973 × 100 which equals 397300
+ 3973 × 6000 resulting in 23838000

= 24338598
