Does anyone know what the greatest common factor of 462, 966, 336 & 378 would be?

Question

lalaly · Answer

42

anonymous · Answer

here is how you do it, factor each number

akshay_budhkar · Answer

yay 42!!

anonymous · Answer

you get 
$$462=2\times 3\times 7\times 11$$
$$966=2\times 3\times 7\times 23$$
$$336=2^3\times 3\times 7$$ and 
$$378=2\times 3^2\times 7$$ what they all have in common is 
$$2\times 3\times 7=42$$

anonymous · Answer

wow! you can just cheat! http://www.wolframalpha.com/input/?i=gcf+%28+462%2C+966%2C+336%2C+378+%29

anonymous · Answer

even factors them for you. don't have to do anything at all. yikes

akshay_budhkar · Answer

legand dont teach them that..lol

anonymous · Answer

yeah well how did you do it so fast?  i can't factor like that in my head, can you?

akshay_budhkar · Answer

no i cant make it very fast but by vedic maths i make at an ok rate..
i also give answers from wolfram many tims.. lol