Alright, let's work through 4101 times 3809 step by step
4101 × 3809 = 3809 × (4101)
+ 3809 × 1 yielding 3809
+ 3809 × 00 what gives us 0
+ 3809 × 100 that equals 380900
+ 3809 × 4000 giving us 15236000

= 15620709
