The number 289 is a perfect square, meaning it can be expressed as the product of an integer multiplied by itself. Specifically, 289 is the square of 17, since 17 \times 17 = 289. This property makes it significant in mathematics, particularly in number theory. In addition to its mathematical importance, 289 can also be found in various contexts, such as in geometry and algebra. For example, it can represent the area of a square with sides measuring 17 units. Understanding perfect squares like 289 helps in solving equations and simplifying expressions in mathematics.