Wednesday, May 4, 2011

The Roots

Here is todays puzzle. If you think you know the answer, please post your guess in the comments section.

Which of the following base 8 numbers, when converted to base 10, has the lowest digital root?

23730
12533
76722
16411
21641
55564
11225
125055
22353
1744
74617
16231

The answer will be posted on monday.

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