factordbrpc · fdb
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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 #1100000009075030668 2,852 digits created 2026-08-11

Value

21435490908071464897423495930326704231393615600972864875965985145783013624687848974236992109626713980839870611068096450793676816679632389592681797511869063045792459811897449254431581789244832999474332356817774190187518106063045943665397849925929688562153477655885254403417208676638640040455540165425825330103501936172126836897315889886161832150113911670785426668512683239200799373062280184544976190408643740352364101625151425074016318997982376765514020575957934400857043566412439925951824724318448062969762223367968258970825423152245454157233053350550561088351329644929338090667013624987964508004860149262419983491960290167795576691311164221895480402640090873856043816288946238413210981912891598906849781661176760372844639277085198947336421903685303463152817255977203350381467242681413343881116432509218092402329953724924535635527589576960795937993091956476792928985345945551652502236886511654786631319177906197661314127943271120262002297140131378881362786517151170106609183313824931770200887534288626979012691169685636892877746701707104425456840224764103428651478263118773738115334079169146117293524370026613104272046444902568208883060774293679250184686241747642786899246442503879369657153150837745496881832269262235018296975875786971280391294727514854276668985523044176339639850267457496877791122501053228380904953412956926956574337991092865839899423075759765783917179199877001068881018926419662658950801360681848780833986249221550490914470037280847853763299459904726961442054087377121046754091962804259907577498105194583976854779532157811310269010915961759322658262892054335249873561050001266187342888869152073653414446043331452359129127484262999648635605404370585565191700263987262343656668864456740335275737544922302665863931739984940412721001914375777385090669062933847249039063519443758369699405924678373618726845323341398598199882298927754534569018495371935075696303926537955097143251984261327352075980252103901630363928409098014837620580566020905646785593526464865592385101025198800243572066143316631798093087959398266640549328505647722965257378188378194925366832645475615483963985348719518801963405933257531233113011491285304743642848035192864353209326429706594254056394073806343694151788266508757351459705264768588877424215005326224066361301764723625712765951054294990973814968320455379693019064449100173519328254776116825953081403595914746955012763830394680509279478003501530719025593590693458656226700551218862013787880309981769716265266625231904044307381341369717792776381920887635603580641138406417666399813878392884042954522713377048828463989349595482618387250073365970674151993245952634757275320355723923092029894524024530787609476303899210572019085454013792633004527168766558018238947890606703167692525717254469371915775093681400739533067529693487607229267944687522587880215873058719507631807100048802184616536172918327982482412425951
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 7 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075030668 --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":1100000009075030668},"decimal":true,"detail":2}}'