Largest known prime number The ten largest known prime numbers The ten largest known prime numbers

| Rank_ | Prime_number | Found_by | Found_date | Number_of_digits |
|---|---|---|---|---|
| 1st | 2 57,885,161 −1 | GIMPS | 2013 January 25 | 17425170 |
| 2nd | 2 43,112,609 −1 | GIMPS | 2008 August 23 | 12978189 |
| 3rd | 2 42,643,801 −1 | GIMPS | 2009 April 12 | 12837064 |
| 4th | 2 37,156,667 −1 | GIMPS | 2008 September 6 | 11185272 |
| 5th | 2 32,582,657 −1 | GIMPS | 2006 September 4 | 9808358 |
| 6th | 2 30,402,457 −1 | GIMPS | 2005 December 15 | 9152052 |
| 7th | 2 25,964,951 −1 | GIMPS | 2005 February 18 | 7816230 |
| 8th | 2 24,036,583 −1 | GIMPS | 2004 May 15 | 7235733 |
| 9th | 2 20,996,011 −1 | GIMPS | 2003 November 17 | 6320430 |
| 10th | 2 13,466,917 −1 | GIMPS | 2001 November 14 | 4053946 |