factordbrpc · fdb
Sign in
>
?

Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009065266428 2,345 digits created 2026-08-09

Value

43354331079181848701483787082806861869843090422562163552100609277637564776174619921333155148888457802066271894012438057549640267259820683377881210491805782546585079271206881310124286700641910406485685444298431332523962374799549770891134708895011751315891796963850634891601875072905017164734380093246181191151226012810638718095588342711917609628012624552189752234679263891956550565740689219349871855568077700869131600918115077648779203038902330287878695095518957149649876132193698442079917586704825706055995347603589340534870537718207077021185172128592641354697656523553947465492371345884847819169405051864527704165793818371231090603207728240940325923391015632557365672483676900503927809125779988743460883624057961503839444291753021159602601201112418432424842213758514942016512890315741608912254388240392487751379678418597523204598379984770962626770920473246918543002331415901055408558425980087510181065142636159025466250503314476125375353023559565772681884363953574029547430467288904821524487902926407404814587382325831796422029009044755269403416794179673495482504827633222449354512867853087328103369889597093903493103608552090230802212757453092526847065388436933544656493730711302660920764138110160317929550253095732879222571987353685383286457013647201970950305087972079110573685775816089268426155398812404639871933700546346246309414586977254592988840420526023954117016396648095331105722571585598326806238248293676989547017921237694032856254920941774016997852779441116154737904657813060372162830237344335239588141595668211322584846549703610171577986298491753360979616620437699372109755765768390851367376532732853007336833855339036676649526610570982495386528007541542890931765127301010745412684305075506619682083822388220074106711795486881135966326671164204058179565763691617891932406318127398585011037969222275910827098255369461957193900122596650659222579693629112786268491098769771767842017603945962930640533407732505825042197138334127737514164013637178120820458974865506771009336329012644890911978260908356161159072611339898092865264667870939202569245447274578495137817378109851051777365682781624755363868768425500352573076836046642925625545958857905801616390513140721200830582114735307913430452341554107214112324459351047689071299738001434046553680589594062422718239631214937156221127472466568146649085493188815292704461609177596837479637031
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 2,393-digit prime (179 intermediate primes).

Certified number2,393-digit prime
Certificatedownload
Certificate chainshow step 4 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009065266428 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009065266428},"decimal":true,"detail":2}}'