Earlier this year I published a small library that performs multiple tasks of number system conversion on this post. As some fellow devs were a bit skeptic about the code and demanded to see the source code, I have created an open-source project on Codeplex with the name WP7NUMConvert and included the conversion library in there.
The link to the project is:
If anyone would like to particpate in the project, be my guest.
