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8 = 4 + 4 (Posted on 2004-08-26)

In the line of

1233 = 12² + 33²

990100 = 990² + 100²

can you find an eight digit number with the same property? Even longer numbers?

See The Solution Submitted by Federico Kereki

Rating: 3.0000 (4 votes)

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By hand

| Comment 5 of 12 |

This can be solved by hand, and thus find the 4-digit solution 8833=88²+33² or prove that the 8-digit solution is the only one.

Posted by e.g. on 2004-08-26 13:59:08

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