Alright, let's work through 3941 times 8009 step by step
3941 × 8009 = 8009 × (3941)
+ 8009 × 1 which equals 8009
+ 8009 × 40 yielding 320360
+ 8009 × 900 giving us 7208100
+ 8009 × 3000 which equals 24027000

= 31563469
