perplexus.info :: Numbers : Concatenation equals Sum of Squares

Home > Numbers

Concatenation equals Sum of Squares (Posted on 2020-12-01)

Two positive integers, a and b, are of 4 digits or less.

For what (a,b) pairs is it true that the sum of their squares is equal to their concatenation?

No Solution Yet Submitted by Larry

No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)

re(2): soln

| Comment 3 of 5 |

(In reply to re: soln by Charlie)

Charlie - right - I should always worry when I spend only 2 minutes on a solution!

Posted by Steven Lord on 2020-12-01 13:07:50

Please log in:

Forums (1)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (16)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info