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Topic: 7!= 2*5! * 2*3! *7
Replies: 14   Last Post: Jun 14, 2013 10:35 PM

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Richard Tobin

Posts: 1,274
Registered: 12/6/04
Re: 7!= 2*5! * 2*3! *7
Posted: Jun 11, 2013 4:23 PM
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In article <22cede7a-ba1d-4e00-9829-8eef9156272c@g9g2000vbl.googlegroups.com>,
JT <jonas.thornvall@gmail.com> wrote:

>Well 5!*3!*7 = 5040 and 7!=5040, tomorrow i give it another try.

Obviously, since 7! = 5! * 6 * 7, and 3! = 6. There is nothing
interesting in this - one of the numbers greater than 7 and
less-than-or-equal to 9 just happens to be a factorial. It's no more
significant than that 5040! = 5039! * 7!.

-- Richard



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