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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 #1100000009054708013 1,299 digits created 2026-08-08

Value

141075397638098368480611331807964152160833814036305293306918403608460077126092170101782572090660866349331890931306668837834990811191502048706523604600589645884682542255601640464474442470323438992604563101529219677494367955084050158823942084516726856516934557883082861231677978518310565727453389166513140502827691850967062375152921145576937089440718275881546559757113707178978818173697177317224466089777553878355848634837668952167763885256174973278856879441711919562535622500696046752069115268296564730302557045901330046596198028755742337398681596867544477777147274027281840421449001697442444171831555031080616496783006254723712722673095777484822287441366651235152999862262687120948723754756510344704968138806466275331107126546890257231435218828688354581601015247154379072802113245503194854593893909958061073377455815241237351326174362022624452358230877128152116045173929884225506366925954435757175435598265266597235510083842073091201713396460250948222891497194548315958080115999260262761812435187705253703167877685494938082233684309288643357123357179759556851079669219856440611833094251243045892695919118284073884954974439623735963649962642531158369181233297327967333731852887124545889417679144335548865564506494304210602862298767005539154242429602534635171567250835553873575705076148706238981525919
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 2,221-digit prime (168 intermediate primes).

Certified number2,221-digit prime
Certificatedownload
Certificate chainshow step 73 of 168

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054708013 --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":1100000009054708013},"decimal":true,"detail":2}}'