20201212, 05:16  #1  
Dec 2017
2^{4}×3×5 Posts 
How to determine if a large number is prime? Is this True?
Is the below statement True?
Quote:


20201212, 05:25  #2 
Aug 2006
3^{2}×5×7×19 Posts 
Less than or equal to, yes. (The bold part is necessary in case you encounter the square of a prime.) But this is a very slow method and much better ones are known even for quite small numbers.

20201213, 13:35  #3 
"TF79LL86GIMPS96gpu17"
Mar 2017
US midwest
7·17·43 Posts 
https://brilliant.org/wiki/primetesting/
https://tutorialspoint.dev/algorithm...primalitytest easily found with https://duckduckgo.com/?t=ffnt&q=pri...ing+aks&ia=web Last fiddled with by kriesel on 20201213 at 13:38 
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