Hungary 1995

For discussing Olympiad Level Number Theory problems
tanmoy
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Joined:Fri Oct 18, 2013 11:56 pm
Location:Rangpur,Bangladesh
Hungary 1995

Unread post by tanmoy » Mon Mar 02, 2015 9:40 pm

The product of a few primes is ten times as much as the sum of the primes.What are these (not necessarily distinct) primes :?:
"Questions we can't answer are far better than answers we can't question"

Tahmid
Posts:110
Joined:Wed Mar 20, 2013 10:50 pm

Re: Hungary 1995

Unread post by Tahmid » Tue Mar 03, 2015 12:04 am

$(2,3,5,5)$ is a solution .

tanmoy
Posts:312
Joined:Fri Oct 18, 2013 11:56 pm
Location:Rangpur,Bangladesh

Re: Hungary 1995

Unread post by tanmoy » Tue Mar 03, 2015 2:10 pm

Tahmid wrote:$(2,3,5,5)$ is a solution .
Actually this is the only solution. :)
"Questions we can't answer are far better than answers we can't question"

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