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 #1100000009053430142 1,754 digits created 2026-08-07

Value

15055519866442619585936102204428183476488547758746627307562951160111708059375780299805299849096238076237481352809612806340097227774718582816750240062711346220131371185888241430072267734689809671210352872416656972815342271634664839370773604732327406856446081100629165906293166246970078202196028653472990286339926125956692909508196669072626090111382176740006393073917303790077696725175316996874392160664077821405354394538541708239192219150089129877205954958071933989145747946508614374977465353741548335689295453809762168944085674449083336705268345244566556664521323807931324248512158733715119122299240570022521373303788401543935889817314292342040949573451106819099845801888159392434125483508005781941857088143221337026868747523126252722992091086823329429692720395958356648274325757018952170576442981451061387024195685726040786388248937626530796767915032619112376898153729996424309178183694755559314581165187730742027743951029828281829271006558732418403805818052194476693849123680088728242176959825028526550237359361781008277181187382987762696188862319841001519632376349825487986769310133954754228206942417143497657210534615757449050200311465870766753626059227310313112742206112095207320797894250361114648100678010443146101980426212254195542624425672205560252913087510990485353557271695197741875656333373346474837163746596112837387586391711047656004783427443442208599297197506506109833987781316239081713637047327901855631027050249509815903605471087170380436648472581422176852056040558138283326840028097043249677131151797039428538659844550242897101092244652291812093721823939668415277649598759872456047427141697071174674517247785876804599620945334743781879540491264930782484234469371621700725957964861406728608105451859517772357470961515263211602551399914003
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 2,400-digit prime (183 intermediate primes).

Certified number2,400-digit prime
Certificatedownload
Certificate chainshow step 53 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053430142 --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":1100000009053430142},"decimal":true,"detail":2}}'