Large Prime					
				 
				
					
						
						 المؤلف:  
						Lifchitz, H. and Lifchitz, R. 					
					
						
						 المصدر:  
						"PRP Records: Probable Primes Top 10000."					
					
						
						 الجزء والصفحة:  
						...					
					
					
						
						3-8-2020
					
					
						
						1199					
				 
				
				
				
				
				
				
				
				
				
			 
			
			
				
				Large Prime
The largest known prime numbers are Mersenne primes, the largest of these known as of September 2013 bing 
, which has a whopping 
 decimal digits.
As of Sep. 2013, the largest known probable primes are the Wagstaff primes 
 and 
, both found by R. Propper in Sep. 2013 and which have 
 and 
 decimal digits, respectively. Other large known probable primes are the "dual Sierpinski numbers" 
 (Moore 2009) given by 
 and 
, which have 
 and 
 decimal digits, respectively.
A prime with at least 1000 decimal digits is (or used to be) known as a titanic prime.
REFERENCES:
Lifchitz, H. and Lifchitz, R. "PRP Records: Probable Primes Top 10000."
Moore, P. "Welcome to 'Five or Bust!' " Oct. 8, 2009. https://www.mersenneforum.org/showthread.php?t=10754.
				
				
					
					
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