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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 #1100000009063327623 2,104 digits created 2026-08-09

Value

1849675097945869567631034390676329886564708892666363022701071107488111974131891505260953343328810345115533009232043604202525169674287863785125059322205018059196491798809426573291846883690141483128984310397148711377235601631798445575996489650973839467776873460849789871402789210033958882171498832598224578269714879127637579653357635429123533677475780077607146917591065471468545421125049098487343119412217375503862340351391314019256417536054095617817298228815387882105722921042194453443908292940245082557104257545560217458555484424105739200134820470910167262848325336310027927055750923593295490258611948316498555398437671917798494711127106158310340098876398127078339947356569794143864602011253914696827230294177729618851266977322084354645396821722652532735983942917636742684507056320890843404260670492020370476476885350154225758112655418440579120291723065207442291888731509652099517421494583366591301454799926098446569637167622316923519040863669380985739500742389402327258906569907885990156423114251196185925104973938182248895738309584101129911442542887684078128800655402451418983806244444283298266613048643882307135970055362975957618354087374150410059089000815348878295809162558963628950521671561908902294770137448695076875274912682728943143541465665836822442053937114940951097949605663033194630458782807108314897785339613693526714225252249678109777776298555805133988395846371258965597692046247536241040351860072191181463701295888794290698911141110686875127646075005566552887956893490387663562908273090711794886009257361191338821063380546199838402518440649945927631436238845772313934162181678525613610324434476134597788404676575464768333157432691105742933861283751401150635397650800656849993764696540220400641997694314974068303753332325814463805515677447267214062104869743307733900916430020530382949508596457686179106104772492867067063057206720455937232665986227663834136988904753645621696568858683390919684685172653916326842545645317894440738875086643541958155043036997945486031211180832268710842720312713980089825879948404443037049320535772926868132824387337004791149771822189857367964620696128919043991
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 2,570-digit prime (192 intermediate primes).

Certified number2,570-digit prime
Certificatedownload
Certificate chainshow step 37 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063327623 --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":1100000009063327623},"decimal":true,"detail":2}}'