175 · 2244073 - 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:175 · 2244073 - 1
Verification status (*):Proven
Official Comment (*):[none]
Proof-code(s): (*):L138 : Soule, NewPGen, Rieselprime, LLR
Decimal Digits:73476   (log10 is 73475.537169744)
Rank (*):54521 (digit rank is 1)
Entrance Rank (*):4031
Currently on list? (*):no
Submitted:3/25/2006 21:36:45 UTC
Last modified:3/11/2023 15:54:10 UTC
Removed (*):9/17/2006 22:00:55 UTC
Database id:77379
Status Flags:none
Score (*):38.6043 (normalized score 0.0016)

Verification data:

The Top 5000 Primes is a list for proven primes only. In order to maintain the integrity of this list, we seek to verify the primality of all submissions.  We are currently unable to check all proofs (ECPP, KP, ...), but we will at least trial divide and PRP check every entry before it is included in the list.
fieldvalue
prime_id77379
person_id9
machineLinux P4 2.8GHz
whattrial_divided
notesCommand: /home/caldwell/client/TrialDiv/TrialDiv -q 175 2 244073 -1 2>&1 [Elapsed time: 11.899 seconds]
modified2020-07-07 22:30:42
created2006-03-25 22:07:14
id83767

fieldvalue
prime_id77379
person_id9
machineWinXP Pentium M 1.7GHz
whatprime
notesCommand: pfgw.exe -n -tp -q"175*2^244073-1" 2>&1 Primality testing 175*2^244073-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 100.00% 175*2^244073-1 is prime! (1553.4396s+0.0485s) PFGW Version 20030811.Win_Dev (Beta 'caveat utilitor') [FFT v22.13 w/P4] Running N+1 test using discriminant 3, base 1+sqrt(3) [Elapsed time: 1554 seconds]
modified2020-07-07 22:30:42
created2006-03-27 17:26:38
id83772

Query times: 0.0037 seconds to select prime, 0.0005 seconds to seek comments.
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