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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 #1100000004839949130 3,350 digits created 2023-10-24

Value

27970228280783242451198855159515582086356034312162777339158358094564765417163289935344414987099681676722553319034432270987435590148240534648732695587568131612398932608799309262932427462719540818295593281813797301761829510702652425765374326982329046330307664033975503866684289939598182947500957363496476747697634426017961313468561362571256071993064933173184367064642637556323969296104211525384893350363634753009625103291053929323119905198702893393301161855902174553893342915321935672544235656219677613950405892378071440572801582057959166032146577989237411741962001509149026215400743909913416344045382210796390208418381088894240825129264973162967426094148355255999750341787528998904323656434186881430715868510441714911396200879241096971971726274018452197706855554058798315095361033741673938364508535311451632113469894730169691857398660907147043271609172191921855151959892910729605486899977872770178983069095249378924896193897211538344184107419211993951565975592151979303909619635191617878401644590756909530962972913317286761399177574313320409495843519119150053618504946920961928746816573271967888400578931288862282864629724983964392445882238493883085017180035000471597050170343234445956218105752077628298995269569914758697247343445319757765649494166718659025516128327153912719573094699940214678217334507532264893193186172731629957291583767138270399810072296309949794371988558896257062258125941845475617348536491144760675404345336673031756950138613113625343948828798560229164278973545508047853950603704651970310398189569625569041556635299725214038075646545531991558823170740607924999844675114833564093141652782211849662802199602835850226152570191641350933337404168411322991374478021128872336376202505454481886087550392637578380119887577869000457986802476001699403680633989670945359414247394628571093928442103587220529633252216209803931209851737291509680214653396133068701715148329831598667410569522917393780639059265761615681598114726811665397515345625716537510558955398498949064435645541653997248110898831063960010865767958656441276072288679266628432734109907411865734465465011504402542686780533896482134646129036305825213385833276105606570382918266221671039668608345250149788030662313246237414104450623621625062869041584079720574129717742969177054340236409935463519374950621309793530655844734721140696810574624673118770200195384903754271066514830678582318596427472747538700728899767549731525081504164397371708976155607034951282902092809817875226058980167590375544316972468973059044503828963423250002582213009760792508722106804138394682647975827534680997649032909215980890679914892710856772718034716391268000564193824238566301363051751404126355088950150517485100022747537798483003098679925247774540060703130215424572504078893570643814600566957666284441174512376834128676859533109344934984314448923125588094439135741484135036728074114072964097566258319907080908711788139983354898907938811463838337352769823177811521676884482659027800108181737208896207923624079762888230215794529495462305987034506818002221382244249710025357425239708669303362471892130027396928454116057480140680093798734531089534333400334736349151133184299224374557723950468442690329316989703280036273113307618476569475479062340125077498393198424273591973828211740158218821950645461636393211974025127571687015235560856940549595583730580591479362466437537433633912531482317844874888347707
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 3,512-digit prime (353 intermediate primes).

Certified number3,512-digit prime
Certificatedownload
Certificate chainshow step 17 of 353

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004839949130 --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":1100000004839949130},"decimal":true,"detail":2}}'