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 #1100000008799243328 2,612 digits created 2026-05-10

Value

38197883768922597925666565475271673700294348446258218427465092637062358093008926163514893937191859070713044845254654048334545541142336860322465331748429752180813244215111732582877932635434897452608952950630908490192491853480940693503481948160988631545676743703615765852515395018863268078612569092064916291823276963378211706959144392049761412682606120446819417144071513577930211576310210309277579814826222725102045094965523511549044904442788946178830723841785739392868718754239933476705669732806732024711196916149034544176953741131566360678162871463722900559358425237062163178812976289449482755264007149178380743158919711586824037652671880710990742355717285157885498141913581692242755190544216462803340784918337565635769348800133194519142654475445716540736311550176177175953284620461413514259917392944965987778166713595725193078296585912396705836301042926602425182327295886053724455922106140490058934550825565019653635505659528539040773943353405651345694830052420629123514180952529136627386656951087688480926478097980006629662235928896857655453568127570060514518829278460153834623146003674686427149441127310822138058137237505554755936563197331998288262617878622475248535850551497069072048215655640017062726794520694824050405759315745987310715818308353453685042130457579801047483070495504696702576165359388219823286828725991588341316942049038973515065639129295464072600171604171912171128433252154458660342215981710230065741453040403428537370711219558916114056794361036668622636598726727828426410455354542655109938337218895283228418571186593796853348142240423935917594295062964631433332166609769454742021879138291198651750572317617871781376764138731711923126446575368398974079670581715468019563963459844879359251438238406351350009483404041837186449004075741801197911819615400125929401006821426175263735794753190356510866259858211242782063749648703225910066123839411788649303347061174711784964257589757964701527777476973090219775828944018602301452958817104451701137429117895463467587069282802347906080638481264618499717307344314632397606571982011848174883219928401599812573497156154451285977101851115250815088285960605719297645455681778291649548606361043350882676674457714398237883217714175792517579490048661700558706978579486617940195497205913501217597377397014831828437860769458802630151438846103353797254996758553348450481626570181383668086961435466018728732618808313259502661562129993534486351356890799077826969615028618114122147680211831751647355543128381954386169876654428718763004934048530273339052006383834222066653529347477562780473439697853984087773040940881616697729473342554786228913023501099746783512307
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 3,883-digit prime (240 intermediate primes).

Certified number3,883-digit prime
Certificatedownload
Certificate chainshow step 88 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799243328 --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":1100000008799243328},"decimal":true,"detail":2}}'