The List of Largest Known Primes Home Page
(Another of the Prime Pages' resources)
The Largest Known Primes Icon
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Are you looking for the largest known primes?  Lists of records?  Information on who finds the biggest primes (and how?)  You are at the right place!  Here we keep the list of the 5000 largest known primes, updated hourly (hundreds of new primes are submitted every month).  We are the world's primary source to the current prime number records.

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  1. The current list of primes
  2. Background information
  3. Tell me more!
Note: these are the largest known primes--so they are very big (most have hundreds of thousands of digits!)  If you want smaller primes, say the first ten thousand primes or first hundred million primes, see lists of small primes.

Table 'prime': 125696 entries, last updated: 6/2/2020 at 22:20 CDT.
Total data length 12304564 bytes (average prime entry length 97 Dynamic)
This table stores the list of primes
Table 'person': 3851 entries, last updated: 6/2/2020 at 14:50 CDT.
Total data length 770636 bytes (average person entry length 199 Dynamic)
This table stores the list of persons, programs and projects
Table 'log': 76854 entries, last updated: 6/2/2020 at 20:49 CDT.
Total data length 14386676 bytes (average log entry length 187 Dynamic)
Logs changes to the database
Table 'code': 6236 entries, last updated: 6/2/2020 at 22:20 CDT.
Total data length 2082680 bytes (average code entry length 333 Dynamic)
This table stores links from the codes to the provers
Table 'archival_tag': 24092 entries, last updated: 6/2/2020 at 14:20 CDT.
Total data length 1682120 bytes (average archival_tag entry length 69 Dynamic)
Tags to indicate type of prime, class rank and weights...
Total length: 31226676.