|  
         Rank 
       | 
       
         Probable prime 
       | 
       
          Digits (> 10000) 
         
       | 
      Who? |  
         When?  
       | 
    
| 4735 | 143^(2^16)+106^(2^16) | 141253 | Valeryi Kuryshev | 02/2011 | 
| 4999 | 124^(2^16)+57^(2^16) | 137195 | Valeryi Kuryshev | 02/2011 |