| Original author(s) | Robert Morris, Ken Thompson (AT&T Bell Laboratories) |
|---|---|
| Developer(s) | Various open-source and commercial developers |
| Initial release | 1974 |
| Operating system | Unix, Unix-like, Plan 9 |
| Platform | Cross-platform |
| Type | Command |
On Unix, Plan 9, and Unix-like computer systems, factor is a utility for factoring an integer into its prime factors.[1]