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 #1100000009008061611 2,361 digits created 2026-07-27

Value

155983235069771804629733140836140338791453605588054264764544583063319705715733193573055878942834991349329883066383926749912246960829543430474263156643308813934047430872110677619726206432868227913513748036207325032932875396936209135998872765657497390334041028786811820641325209973363469722886070734862128480420462553675796352245591174385961218117611184668562690223766222090179788840458746020862991990400077935648877849438077707699370548114319357424083006689542506066748356110369287262874337790532826708149153650515218132692129036257894619581477195386246554545340256301258037082301363682041640817433178799742922196652914313965874019438542968253887485013488435358631036980731158389621296231163425172455598213015349236235430968596771792057849546728207091571314832338685146328432702567581510904336511020369629311026870351210161270104941350969600984205591273266796086537057903766039593416696276825723655427676754834154254532112292555206471307359234765557522494440385972450440827244055875282790612385043242743202564465802503025230248921109120429715818795181559135873273045783203819234514413230383419382580938388137906627347902264145710964799767891581475119859215814690868384459236396854878453247528573148103853812185275903754135797783194991771254045404635616885919441277762123342778252741177415022479986589556561802777661796089427168452930969787580867855121844326924075689251774416444288045380177881787547047542916676920499649624171873073094229805993392043704410873382767561631151470602376554800163537401590944622478975398544619223975642939978487280080443349922195672004534100497067020884633918208582677578652851320882809896014238442324338626022694597498955196375356784246890155906258212618939811447511814295569540379222297842701142743316641407920452967694285052555859220042188862238686411162674741880344333738052059250787682588083189307572248666017261139645266147115304174054639888222935252919519863567313211035107630584949053221961776251711017532684040166649584437811915450931875615559434563546568607426175721059590880011711517677043333320895478808407984407451519825793529862878247703074268264406208673636986368322097033476383113729819757964384007615344513997234505076966313157303283548988337139944036642091040484784042275371237249750755618485700922046023070238239181254043955835770984436489854196259772288317834162984385896801261545562426198998918122427204275012273
term 2664^689+689
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,361 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008061611 --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":1100000009008061611},"decimal":true,"detail":2}}'