Communication Channels Formula & Calculator

PMP® Formula

Communication Channels

As a project team grows, complexity grows exponentially. Use this formula to determine the number of potential communication paths between stakeholders.

The Formula
Channels = N(N - 1) / 2
Where N = Total Number of Stakeholders

Key Concepts

  • Exponential Growth: A small increase in team size leads to a massive jump in complexity.
  • Who is 'N'? 'N' represents everyone who communicates, including the Project Manager, team, and sponsors.
💡 PMP® Exam Tip

If a question says "10 team members and a project manager," don't use 10!
N = 11 (10 members + 1 PM).

Quick Calculator

*Remember to include yourself (the PM).
Communication Paths
0
Enter a number to see the complexity.