Perfect Numbers Page 4 of 6

Read this article on perfect numbers.

How many perfect numbers are known?

Is there a greatest perfect number? Explain. Be sure your entire answer fits in the box shown below.

How many digits does the greatest known perfect number have?

State a property of the perfect numbers that we have not already discussed. Be sure your entire answer fits in the box shown below.

When you are satisfied with your results, print this page and continue with the next.