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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 #1100000009036494783 1,905 digits created 2026-08-02

Value

167918727023689357453974671285952090836322515689342872652842746165339579416534331078387034351386397001060504703109611351461007723515006283327461484869131608016018666840752592184309839910786260261142202514245072846426713797828770457910226730878659505643535190988714814665532713404348742107873878920488128007526281128916886908054296101981809130180721488350065943350776670903374302925408166286238221982412469431787830021057264295441782737854129497315202776692934563628331120273418785103273870128126977287338975119335133165542693844965188814699355166917045339506181553365627927527962123757105505097726646415278759384855497158876690109202524486147877959396453374992983266101426377639846589960349416425269695706848230294616243305155418133538805248474017052641222875584532696829224463710317476648095685678561154802234311313154044708978095219280951020976288352508653316268081758004303228408655004461553791547161460518229727949412722745320740584572103153894998892646481505488541263429629758653277992743915799532665852292194091648253945437683278127463860034948590662178436124491619998427400531353912916117548905286274699387655017312435622118956389868228269426795182044222777489526910394147269560605312663966367368059248534509425164935772472092924812046179111998980993360211180293950735070253002358618309515166642643984890018514769244262527376619173199844450261595479948549018169025611923819969919213469425658725516609022750798955752306614750066619845512392785965424731718114608223743506316431215817153165632656367284433174081605442038860863769767914917694014378092750004369676208066559705426577111062552205207750040862463307305696904830910547997318447042125438941895611270944934775959568470184337232618959167304550874143441834212765850566446943344039893409185713951076823143667779413771040524228763092222163997986456346619745434161498384451268930145604142780633346524479554158110349857604521192535385631552264082637
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 2,795-digit prime (212 intermediate primes).

Certified number2,795-digit prime
Certificatedownload
Certificate chainshow step 76 of 212

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036494783 --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":1100000009036494783},"decimal":true,"detail":2}}'