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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 #1100000009089583497 1,765 digits created 2026-08-16

Value

1915071624789840028456533965541392083624909935125908942255535757851481949286182955999935610039947176782430957140321949504754435425390014654978192658445737762845100287866724720802615400089710113322583344589744297370069019690229520740045991085013217576846650436442803406273470282461923475074030163316382675729345024112940937787384785084395238337252405509936398643775611870365670766476341566724465478564166917412365141986351918289413173625255854518894507625748412490268793846517123390284380715516554843000450871016939424780779797883201658384447730168019496911820401938525101516406498264123059898374339822605433746898942630607214187672897041137506434198681996436531453003969332751801999049820101839139407070841497307599140825198592598863948385321981537438319402476342687455904023653200852657584348518044791636505515345422811639573158113681276484968496018548305071150293974664120208471590265716938205053118664548349250837660141908154623114434526827284776419370722572223387816613589968792085298562890108113850254691800754365332320425773736942942593991124903566062779499657024569731163743008629192282398469910250319376943460516689861583109638550935225271560069202528364353057514401548773815230636286752200432148928321327092150054424464900096339193691600534146165387511677180370181578199041667103843206509998876515712324854453692033743498633848381563041238375389620536520241258312308618514955162201592330883572179942510887100991927207286426510458020220682160630794884577143113091054283816527875257704419279867606394417326731800133955845212370510506480287670326151821704688299526372249528776663617016806510462862421618065902901929643954807976113478738263174119144804280908169616819410024165340447646448295014450205395215839508099461657546810223745176833369286967047457444123
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 1,992-digit prime (152 intermediate primes).

Certified number1,992-digit prime
Certificatedownload
Certificate chainshow step 18 of 152

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009089583497 --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":1100000009089583497},"decimal":true,"detail":2}}'