Find smallest and largest square number

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All the nine digits are arranged here so as to form four square numbers:
9, 81, 324, 576
How would you put them together so as to form a single smallest possible square number and a single largest possible square number?

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  • 1 Answer(s)

    The lowest square number I can think of, contain-ing all the nine digits once and only once, is 139854276, the square of 11826, and the highest square number under the. same conditions is 932187456 the square of 30384

    John123 Expert Answered on 26th July 2015.
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