DIGITAL SQUARE NUMBERS

Here are the nine digits so arranged that they form four square numbers: `9, 81, 324, 576`. Now, can you put them all together so as to form a single square number—(I) the smallest possible, and (II) the largest possible?

数论算术

来源：

Amusements in Mathematics, Henry Ernest Dudeney 问题 92

There are no comments yet.

Authentication required

You must log in to post a comment.