Considering that 100 = (2^2)*(5^5) and 38 = (2^1)*(19^1), we can see that 2 is the greatest common prime factor between 100 and 38. If the question meant the greatest prime factor of either 100 or 38, then the answer is 19.
Chat with our AI personalities
gcf of 38 & 100 = 2
The greatest common factor of the numbers 38 and 58 is 2.. 2 is the only common factor since 19 and 29 are both prime 2X19=38; 2X29=58
The largest prime factor of 38 is 19.
The greatest common factor of 38 and 76 is 38.
These numbers are co-prime, ie they have no common factor other than 1 which makes their GCF 1.