Largest Known Prime Number - A very long number...

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Largest Known Prime Number - A very long number...

angad619
No data structure in the world could contain such a big number. So how do you try to code it?

One more thing. If I give any damn number that is that long, how will they verify whether it is prime or not???
(as long as it is not divisible by the smaller nos)

Why would a govt give away that much money?? Probably his country would feel proud that it's citizen has earned a name for his country. Then it should reward you for it.

Apart from the prize money, the fame that comes alongwith is worth the money you spend trying to get the no. But then, where do you start????

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hitmanblood
QUOTE(angad619 @ Sep 27 2007, 08:30 PM) *
No data structure in the world could contain such a big number. So how do you try to code it?

One more thing. If I give any damn number that is that long, how will they verify whether it is prime or not???
(as long as it is not divisible by the smaller nos)

Why would a govt give away that much money?? Probably his country would feel proud that it's citizen has earned a name for his country. Then it should reward you for it.

Apart from the prize money, the fame that comes alongwith is worth the money you spend trying to get the no. But then, where do you start????


If this was reffering to me then I must say that there atre data structures that can hold numbers larger then long or double however there they are made like objects and because of that they in fact take more space then ordinary numbers.

And I didn't said that government would finance that it would just use it to test new systems.

However, if this was not for me then don't matter.

 

 

 


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chaosdesign
QUOTE(angad619 @ Sep 28 2007, 06:30 AM) *
No data structure in the world could contain such a big number. So how do you try to code it?

One more thing. If I give any damn number that is that long, how will they verify whether it is prime or not???
(as long as it is not divisible by the smaller nos)


If they worked with raw numbers it would take all the super computers in the world to find the answer, they use exponents to calculate numbers, for example 2^345,869,567. and given a set range or say 500,000 number, an algorithm then processes all the number in that range, then submits it results back to a central server for double checking.

If you go to this link, and actually read about it you would understand .

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csp4.0
wow, they guys using the world's fastest supercomputer that went over 120 teraflops (forgot its name) might be able to squeeze some calculations into the computer's daily routine, or just wire up hundreds of C2Qs and send them to calculatown

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g3place
There is bound to be a bigger prime number, no matter what. Its just time that will find the number. Sigh, thats a ton of numbers. You seriously have to be dedicated or have no life to take a caereer in this. However that $100,000 sounds pretty nice. It will still take years actually programing a program that will find prime numbers, also you need to test it. I give up lol.

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Tetraca
QUOTE(g3place @ Oct 5 2007, 08:51 PM) *
There is bound to be a bigger prime number, no matter what. Its just time that will find the number. Sigh, thats a ton of numbers. You seriously have to be dedicated or have no life to take a caereer in this. However that $100,000 sounds pretty nice. It will still take years actually programing a program that will find prime numbers, also you need to test it. I give up lol.

There will always be a bigger number. It's just a matter of whether we've invented a term for it yet.

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