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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 #1100000009053480700 2,091 digits created 2026-08-07

Value

303509101540520159062224657381626685397320951634359245047859836072625865974099336192025179630911957065829149560471263586681853283088194969659767777098871196237551924089506869499924767503631996311541099446374589703698226380097152964175285843257974899373656277123050194391789079368183952574486441751505771749650401301615711507887231789095569634872345749051762170414351687933174906294090818844326062687546356285479611990872998186017158221664646968936094521713197258073923609153698864976132514085293523375671927927712484745879700066341339228323585270087019097210687590573707266445987523502590225465163679757616073754721302363856012622473213860283050453667098363422516506805136035290694415910376212847034086430188100124379714797862165382979922302615786197507258687229399521296159798650829755801537270667137268714976374367304326995309829527532306980220172089735982762267192595885768775161482338940697069717988435099366301696727486523262376311238478636195086257975790018892977692806125269770117925118442039643170030023273720724773102351893166317247345145047589839451565921692831980336544716085516872540925190903045535089866051889136197398397925538206757161136256020099983201232689484396724627028329305360638680801257422280915100714732330948769817626384540358143976901979199971337502466346741123139517844233034955575033722337398540267001500210104570655807217072408783096008104394198349340764861768662171421065764384213232231739296144692059137516219687611657858678673514314523277363683009621431148455010002336469044359971086716006943990330930627174556768212925289977381732984619117917797354044766651594829222001695877076948190677287955977291965337236354811551275692201858281908787840674761998276133692164456445166713500627484027781011242278156972303784063705812790893986155880956452705245818498305431807827566919584391131798402096197360234084147707361944176280113545626968509818400060216455490926255661526080727541551937173855966651569269137201888879318198296650962762226519132054966114538762718965558213669220076572947260386496397780029520396070451647925958504154568931234846918205383568651315754423
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 2,301-digit prime (179 intermediate primes).

Certified number2,301-digit prime
Certificatedownload
Certificate chainshow step 19 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053480700 --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":1100000009053480700},"decimal":true,"detail":2}}'