2016 is even so divide out a 2.

Keep doing this until you end up with an odd number.

There are some other tricks for finding some factors. Do you want to know these?

Bob

]]>Here is what wolfram does. Okay, where did he go? One second he was here and the next, The Twilight Zone!

]]>I can't post a link

]]>What do you mean by a tree of factors. Got a web page with a picture?

]]>For a number like 2016 you use trial division. Do you know how?

]]>I could just use my calculator but that would be too long... Is there any technique known that I could use ? Take this number : 2016. I must put it in a tree of factors... But there's too many possibilites ..

Thanks !

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