determine the number of zeros at the end of 50! using prime factorization
you will have factors of 5,10,15,20,25,30,35,40,45,50
which means you will have 5^12
There will be many more multiples of 2, so 10^12 will be a factor
Looks like 12 zeros
which means you will have 5^12
There will be many more multiples of 2, so 10^12 will be a factor
Looks like 12 zeros