Community Tip - If community subscription notifications are filling up your inbox you can set up a daily digest and get all your notifications in a single email. X
Mathcad does offer the option to compute using arbitrary precision integers (up to 250 digits) using symbolic evaluation. The float keyword controls this. You can click on the image to view it more clearly.
(in reference to comments on this post)
It's going to be very difficult to answer this question!