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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 #1100000004877735625 2,270 digits created 2023-10-25

Value

66228260539899851437086767735379464511241550663821483149278716950205712698547374996580075616669861947185546115030003804933731864173804543486061887447678592169908609450822943314945241966449496032787591109597509626855275789043200177067381509106562394477341517595171294900649491988788261264433216421493250467011762260718465733495874109483035562569726911699760642830182395373958806381834862206879745815002550838190468790827459392572589180960783662007474615760395722549495621636023187950063695678725762918592028198323248957621559251401240801591489230707081290015186531601847061762918908739709363771696241956123510186373858433732937789594167792327262078024327979144237950279606626660962344523250473792745648793872052655381108044602701317417846536363083796666345510833489008312287412807314583261459347557780313482378295868512637095803893253950042264754891321670874849038111299044672430863370097218176825799559689473250701581550987039683176417681846756526269190129026353383131363703036258902224858452184485605001940637666277847371592043855639703052015756974492731785946899283820326313695371200408075886794191689446794532350728457478167835928903427799992646664414431565364374698620614034721117019238613744308423863151453706471822871270371560547764798861584560112484495519543961258577714806883206466566814050276709181585292881466515982557290214688580473734344632129620861956683311852635535448356024484842975185896502407357247768792080404163345407114200282289919849573253372962344336869449695290421618606028986459998277085537895456587096351222842713737228834023977447305395315856009161700234153157134827415460421957078626718180882348923502530903607619609018309401609700780400548539615840986417933447391998087649668328384667461648735559213751046656633463803266468323905077165002645586543786901179738269498198970972311165240419721315912706388122414862368166819842988804941869013475361686477388635291955151523947865983238782079497208094434875762643473545121722661855565020818624476184924898974165488423582425077451073723310783823326637144192568806488400629611971588467813113554844986004783800483980755758716441497720572528436406059668712711319372380868174585595001268439124627779609471663605434592161545987103819853368772854964409996780540429692000836462974822954337273060273513965503
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 2,441-digit prime (350 intermediate primes).

Certified number2,441-digit prime
Certificatedownload
Certificate chainshow step 27 of 350

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004877735625 --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":1100000004877735625},"decimal":true,"detail":2}}'