The number 389 is an integer that follows 388 and precedes 390. It is an odd number and can be classified as a composite number because it has divisors other than 1 and itself. Specifically, 389 can be divided by 1, 389, and 7, as it equals 7 multiplied by 55. In the context of mathematics, 389 can also be expressed in various numeral systems. For example, in binary, it is represented as 110000101 and in hexadecimal, it is 183. This versatility in representation makes it useful in different fields, including computer science and digital electronics.