Four-digit numbers which are squared sums |
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| Authors: | Heather Coughlin Brian Jue |
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| Institution: | 1. Department of Mathematics , California State University , Turlock, CA, USA hcoughlin@csustan.edu;3. Department of Mathematics , California State University , Turlock, CA, USA |
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| Abstract: | There is a very natural way to divide a four-digit number into 2 two-digit numbers. Applying an algorithm to this pair of numbers, determine how often the original four-digit number reappears. |
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| Keywords: | modular arithmetic number theory sums of powers |
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