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    answersplease Posts: 11, Reputation: 1
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    #1

    Dec 3, 2007, 02:13 PM
    Math riddle
    What is the smallest counting number that is divisible by the first ten composite numbers?:eek:
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    galactus Posts: 2,271, Reputation: 282
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    #2

    Dec 3, 2007, 03:52 PM
    The first 10 composite numbers are: 4,6,8,9,10,12,14,15,16,18.

    What is the LCM of these numbers?

    I believe it's 5040? 5040 divides all of the above.


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