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Old 2008-10-10, 05:12   #1
Vandor
 
Oct 2008

112 Posts
Default prime check myself

Hi!
Who knows! If I have a long prime number (for example 4 million character - how can I check that it is a prime or not.
Thanks a lot,

Tibor

csepregitibor@yahoo.co.uk
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Old 2008-10-10, 05:52   #2
Uncwilly
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You received a good and proper response in this thread:
http://www.mersenneforum.org/showthread.php?t=10733
Go there.

If it a specific type of number there may be a better answer.
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