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 #1100000009061620141 2,448 digits created 2026-08-09

Value

478864339313812454299738927919139416947585125438761494071014123236438384544674852645370897277940688183837350077992189906861720056010804032931317466501964992021197106465759449049045271081499737046581047113277598787450027893329456382187335950119205291843641419684116572005762535292488222310761872371461268282607062982073480944970253940237074776308823582519365752620392588259641112288729898575489540576753788444647853163201639081186881707427818020915024715567414879468347010523685094809766888458098680042398327494513944948087979786414607585315149062503540285840677143634765188193006148910120315341732928416081316433632590472442021926035086009903469850609468796164201050246458696165441189422447804410860442299036441892537974193427301718741577646302144582692932708095878277562543344685690351722172312365881069906397117944105597897645331095286491646304594066887588655217049258068661668113211092884215087419796462841339622191318857582715028555820502109774429459609951865712788298264992043945844507900211897947505129031627276087252020759263843506627037669642992269597508460583173865671363721865187798314496585947973728216137347128007813878858358768873194547067800413701737234309395622536821222848409205514528778774792292279408366809853227914895571135979570703440850823651543265827055677811073446491179560016520113603421666237824016902094026947811259956549960899906579905071880617484938700077839709155788675031623258558363083409028987851319389378380281099582087645324899516849896593372427188476264581710481293768072679572765982669224404526054618629162316250071783676375997499167874037719511142870377274014660247726192059709221570265716067878588611461195296145290083898449782877747210281989090867994545411740124013197655711690704648614105161136121628552129702368511620713272635242676277031829683278598547985360795949781425714185306336486782177676212463865183447496265525032065269135027957797629222428543200994166174579777860029834686164394636191047623429979487689944396812618458472625197590171840557059010310231440881371038723206253358182962251000894239048560375898708027894784162292992913469676897606863165949278243324425982445997855674998550486246095451375528218984095098539172907942039720435737319618221522332488650006316936023855654838041566939597624721467932842902674616080975311470253742346679010121298336431638271129540338679032935457497032540145735129197069284391260318427933305432864520020130692871773471399553115319493049029990178289276185573283749
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 2,562-digit prime (190 intermediate primes).

Certified number2,562-digit prime
Certificatedownload
Certificate chainshow step 9 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061620141 --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":1100000009061620141},"decimal":true,"detail":2}}'