perplexus.info :: General : Prime clock

Home > General

Prime clock (Posted on 2004-08-01)

Given a clock, rearrange six consecutive numbers on its face, so the sum of every pair of adjacent numbers is a prime.

See The Solution Submitted by Federico Kereki

Rating: 3.7500 (8 votes)

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

not a solution

| Comment 5 of 16 |

it's impossible!

Posted by sharon reese on 2004-08-01 23:55:45

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (6)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info