15
30 = 2 x 3 x 5
75 = 3 x 5^2
120 = 2^3 x 3 x 5
gcf = 3 x 5 = 15
Chat with our AI personalities
Oh, dude, the Greatest Common Factor (GCF) of 30, 75, and 120 is like the superhero that swoops in and saves the day by finding the biggest number that can divide all these numbers evenly. So, if you're looking for that hero, it's 15. Yeah, 15 is the GCF here, like the cool kid at the math party.