This is the 5338th most frequent Chinese word.
五人
"Five people."
Here, '五人' is used to denote a specific quantity of people involved in an activity.
会议室里有五人正在讨论方案。
There are five people in the meeting room discussing the plan.
In this sentence, '五人' specifies the number of members forming the referred group.
那支篮球队由五人组成。
That basketball team is composed of five people.
Here, '五人' is used as part of a phrase to describe the segmentation of participants in an activity.