Find positive integers by the 7/2 rule - Printable Version +- OMath! (http://math.elinkage.net) +-- Forum: Math Forums (/forumdisplay.php?fid=4) +--- Forum: Number Theory (/forumdisplay.php?fid=7) +--- Thread: Find positive integers by the 7/2 rule (/showthread.php?tid=133) Find positive integers by the 7/2 rule - elim - 03-07-2011 05:31 PM Find all positive integers with the property that, when the first digit is moved to the end, the resulting number is $\frac{7}{2}$ times the original one.