Polite number

A **Polite number** is a positive integer that can be expressed as the sum of two or more consecutive positive integers. For example, the number 15 can be expressed as: - 7 + 8 - 4 + 5 + 6 In contrast, the only positive integers that cannot be classified as polite numbers are the powers of 2 (such as 1, 2, 4, 8, 16, etc.).