1226 = 2 x 613.
1226 has a representation as a sum of two squares: 1226 = 12 + 352.
1226 is 14401 in base 5 and 3401 in base 7.
1226 is a divisor of 653 - 1.
1226 is a central polygonal number (lazy caterer's sequence), or the maximum number of pieces formed when slicing a pancake with 49 cuts.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg6Er4xn8D-sJtIEQMOC5gj-LEss6V2aagM9yYaYd_vO0uhaNpe5RHUM_r_Gbnfqhx8efq8Ln14b7ZExc7H8lGVAXQThOVa4TcHL7LLMJ-_bPnTUu5DB2Vf1nsmOWUCPyBApCl-kMajFKs/s200/n1226.jpg)