All about
flooble

fun stuff

Get a free chatterbox

Free JavaScript

Avatars
perplexus
dot
info
Home
>
Numbers
Sum of primes is a square (
Posted on 20120629
)
Let's define S(k) = p
_{1}
+ p
_{2}
+ ... + p
_{k}
, i.e. "the sum of the first k primes"
The sum of the first 9 consecutive prime numbers equals 100, a square number.
Find all k (below 9999) that will similarly produce perfect squares.
No Solution Yet
Submitted by
Ady TZIDON
Rating:
5.0000
(1 votes)
Comments: (
You must be logged in to post comments.
)
Subject
Author
Date
re: computer solution with an extension
Charlie
20120629 16:14:23
computer solution with an extension
Charlie
20120629 16:04:50
Please log in:
Login:
Password:
Remember me:
Sign up!

Forgot password
Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ

About This Site
Site Statistics
New Comments (4)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On
Chatterbox:
blackjack
flooble's webmaster puzzle
Copyright © 2002  2017 by
Animus Pactum Consulting
. All rights reserved.
Privacy Information