1085 · 23943263 + 1

At this site we maintain a list of the 5000 Largest Known Primes which is updated hourly.  This list is the most important PrimePages database: a collection of research, records and results all about prime numbers. This page summarizes our information about one of these primes.

This prime's information:

Description:1085 · 23943263 + 1
Verification status (*):Untested
Official Comment (*):Divides Fermat F(3943261)
Proof-code(s): (*):L5214 : Dinkel, LLR2, PSieve, Srsieve, PrimeGrid, LLR
Decimal Digits:1187044   (log10 is 1187043.4792217)
Rank (*):1069 (digit rank is 1)
Entrance Rank (*):1067
Currently on list? (*):yes
Submitted:12/3/2025 22:28:42 UTC
Last modified:12/3/2025 22:37:17 UTC
Database id:141286
Status Flags:Verify, Lint
Score (*):47.159 (normalized score 4.1223)

Archival tags:

There are certain forms classed as archivable: these prime may (at times) remain on this list even if they do not make the Top 5000 proper.  Such primes are tracked with archival tags.
Query times: 0.0003 seconds to select prime, 0.0004 seconds to seek comments.
Printed from the PrimePages <t5k.org> © Reginald McLean.