perplexus.info :: Logic : Trust me

Trust me (Posted on 2010-08-10)

Two prime numbers p1 and p2 differ by 11111.

a.What are their sum and product?
b.How long did it take you to solve it?

Remember, no pen and paper.

See The Solution Submitted by Ady TZIDON

Rating: 5.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

re: solution It was logic, not math

| Comment 6 of 7 |

(In reply to solution by hoodat)

.You wrote "assuming that 11113 is indeed prime"

What's the name of my puzzle?

Ady

Posted by Ady TZIDON on 2010-08-21 11:23:56

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info