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 #1100000009123068204 2,941 digits created 2026-08-30

Value

1271130959530901664752852501027547598467751187593817884613087923442400684318394647922661853772253074915210758689201893418518382471331643083374988518262210492534688116695280256314427142447695406561572750962283388047204085593212107643693653987626682758815608519963925447711892015348638930349430081992222535215395167305669016072589643763686807015262322706041440606092817446765906588047540181721561097049353852266487614758981141931582452585175746629746419254103578811285981366005299050766488625243409479105029359366898217674584894842990852936935151956481793821126748955804794123633753930933759473923590364716836835079980696848815981927415323939877138355268598802207709595930109453891703110523567415053699584353038718761593083636903437570525849611571202139282908829964360564485984222563340898604658367862531601562709485233658128827413623173264148801630276856716986494198961258177873246660699046231006169197949981371153727118421321311046865291965458151059169973484503343190192651775902145524926763916786817343635738371837425286795937694100038240331890815495922450484804593882267477580821629142896767577391916602316496125326795821598192914736735700630785101455521919401672376745935281613733436676961693607279855748537710634300438467135160495083538605689080933265245654399174998378455118285810489226575143880898184298658771801809574190479313183572982294119041168632684054463710360769402271018004206693497558167404682967310923073643062869610154412346211685141103492715913530635507257211355348541890754430644403265346084688495766275687477468398914600348485839673989570703033674091523779732316420170186462417746233106183711446741269650513213725039401804330976408974460553518600514207569304988789978477097551197735542811799439822558191697126025894975756361686338622297678287432063126605893769097578056490156242717748227694889174073141518309561471565198490092673009172902700181213973155513196135683241868484362478410763343666577321652372155485569365996364036694797721539342683702806334009080878201605704429251589870460877916931001055180636677843717871699851150004204777217598240332588267480195994164431103201007857169486989020609781328178128874158309936612301247340588678497033584355997768756875116147526999700803700293872939349687582112516893339281278461409738941048883723520443501544965349196696173327749264337382226507430858331913515129336942197743619151692309266379646019850353537944580295490586365456026910060095753281356991032586007486063946593925008602471056404061249011128675580497978264981276139632654121032363386235728938417166816282079045788295340170267757958407426748076140531863828248711318060405839196120242328299015482345975447010874700317329019192081139398385138300582450779742667061751716742052204883947313544534721090261314348878210902117548715222350580368754647421475922832349133847324350173732943474882414733089031478258166268112783173213386716944419748110800969255902895150498930056170127997849946653017557804059398808189700334725181
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 3,057-digit prime (308 intermediate primes).

Certified number3,057-digit prime
Certificatedownload
Certificate chainshow step 10 of 308

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009123068204 --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":1100000009123068204},"decimal":true,"detail":2}}'