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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 #1100000009106882018 1,930 digits created 2026-08-25

Value

1630279194530350505350333567973665332738483040374481364639157408356213907887233555825256420107640622096519945584740630035161749151530376257850089971933994119510435073384588710073004420236234615131274126194654600298339089237890231336121748199700859485927051958451325683149796821779771005187035023114457199999967673391812862386726390180785022078960291538985384263867790257919003951231745303275104887112976405744162001001929543302077493550281638544705748185078578099056306172454512751190208341362427962770983643571081408293407277626922658943196521234075360228663844785102876338009921190598526850826538027185568912436465929740236385442003343364819616282310410487939324917207510692587558995304027250822307911620895888198439509341244046505945394058501460571099059396345974352901415597913570929816671697665429993194954622154059253389218002199517138871165148761412293413565521532975658608757222083029567905560490495182314481233985500040649261443954480475850611668083440884024072903527381736158055597091399052503897701685631209194019463090095406302896458978000725895317498376227490398898646897125591322237627736741376704994958894081739391741590408658151746179508289967575962631099884065239834573205056016787108688793421310562646677037764631747816545015996577937885017184838797100538312961887670126418595480508331584432444026149946797073731742217165831474823038897045566723650009420137865816181680439305896942643090955756296987767331382077103906701678891097804726194682000332028275097483336756275588620802259372424237831577016149214587318204818937040136885341977013899941522060858860447702831267097182588925674674808570183035022936364764218806208722228547559246238995278498080214764874573778094795476735766163000751359735990996100772843164856590086407182164744091615230082825547943664019240190232288317749929776745217505413039178267480565128890646987528213954203695011123032859999881797802053396966190459371121996132714337834631385212451897
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 2,996-digit prime (229 intermediate primes).

Certified number2,996-digit prime
Certificatedownload
Certificate chainshow step 87 of 229

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009106882018 --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":1100000009106882018},"decimal":true,"detail":2}}'