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 #1100000009036771928 2,745 digits created 2026-08-02

Value

124401595362157787201640858832860491386486538350991911328542746716088211422263903958934082613747027933417987463267021542133353371713406297446856075821685283697988688621166364849075154887144440139483389269339555494118009384253748651720212750138112921589274747982905690171943022038692101277445280683907900324805925051417675157746095287597375059643157969941332019644784658529222205463789380039711922360231867090378441534135288988475854864589445734641096660051004419540231052744336721063686468655858350005007244584951792321482496272889422216310420037517810169905802494945196517054203057844367992808029662474691697041586503504730197856093520297343998479437075463947141517671913461836543018136729247983283580422448911432046673945125241194802454053367688660854757182414773167189318417126004644317850517235502938635894402649348332286760848860033060067216022454276171226289625775507865227287253176028417463136612618015577500522932011491220323654895140982976731715005999345999245121187943047335096245180246519752648925550554965753897749823079063003741277260191055844424820180936645380544136798292143643497155692991422987020244619587351277135211345764295109281989307596024918267279536046187685104078271581855225060629992158017272366894416676663167405699359467404111276726177481414426451980165063921252500303206958451659059500563951390758901056439097491773171934389492966316832665914406426358056144596520010443168870362755150466663778593756645180430692137193868126251909842682677666083259319506782614088214739269403781125092434919565247318245764464189743214963396248707000881638474490508583874249654705527903008719685626310450769383341805578275862957418795328028580192490227559854456131210098348553076045335879005277514607074493425008506722083631567081266098120435092339691454917170966995234385100860196968835527767322939673816729427225169704823338427976487479089749091297667221145033921497381253145494014047197352892482207970501801864725269978501441894831817032444039157073317793480478496983138302707481854847621194273841912394337082911702661270646819343907079205764777679492752295516142707380791801888412977898741555546528191747545842028007541076367868389997171351302929597936175955992299450741442948359828545595510485633541704558111355936056201509943489967501863579048823312444551421992120733329266487262657317929537052424530090905703912995890975097617141427708204237825357651379977841444755633090804252376090074317778549325591753804292919836521402930271511699843229632414417504942716014405053676914359144249114477611491084370753489812105562082482653539232798450587878754253221373525716209500426669801276898509096812419624116094722628827874159782293786171163708321336741125791572500485654115739812017498080765298439453833268638240070385646207056365508941
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 2,796-digit prime (201 intermediate primes).

Certified number2,796-digit prime
Certificatedownload
Certificate chainshow step 5 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036771928 --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":1100000009036771928},"decimal":true,"detail":2}}'