Mathematical and Physical Journal
for High Schools
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Problem B. 4723. (September 2015)

B. 4723. Are there infinitely many difference prime numbers, such that the sum of any 2015 of them is a composite number?

Proposed by G. Mészáros, Budapest

(3 pont)

Deadline expired on October 12, 2015.


205 students sent a solution.
3 points:159 students.
2 points:30 students.
1 point:9 students.
0 point:6 students.
Unfair, not evaluated:1 solution.

Problems in Mathematics of KöMaL, September 2015