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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 #1100000004848503673 2,669 digits created 2023-10-24

Value

17978599975907724801756752770537737742283702491071720740903647961298113336888511126795848466910198966702858161662652455179955915567087472309225612547369778662847572564728517017277188780475933368729394708526045063991109522609063469062402750295868127381839093713174159723556892521060282356888139896019753649848363538435652110686556110285654022773240380483115070655826029171459695822646415949309333041865865742976443338216105331857682848322639303701748656506228759618514229596468833331236024007071631420717333706970844434488221793332445461848935615286097365881403708428061607354078466952010521652166784845900979925678996229306703706568544205668607563554045341341455101091515092372175517786517782407190051715066121847237190286038791266715203073626615840510215449805942423481478428443691627639868477054687923330077436063184725468901279016951876852761063756188159332134450052658762100817100783535685438882025210663838069796443273401222905622404566434713281223442878295293984947745048170062387474043766365139520728824833456947618936123628987416920674127868953971218721306872542135335327379939922251268497273901160223868706357770969567951719584645886728267031141726970347698732479775028455981240691383299540591087911294445474218761643968923267253652886365243582491783193546411155251594914426172997419083067830111113668047443468658720410291480930960985752161694945458048953913916456521019215811032450746828450347331774409840793532886966303157403645623410036424681820166839018875319577313866560727602409931334345300604713827226894672369554258458888045243296875718324386294704563042800488532398520889560818547033075617374960906611928288411547945965344735798379543413061028563371489761680317501491092447736334086343845718496909249139656149859092841710386301802154543317753310252259956234911792196353860222663584303517668033837919345249326996886078155048304501256799592270510067938880180924050551975826535494906221406284766230983664845433534187729014714980747375394436297410773143072461572909566728235235711734993095457481250512535917229474846847410923910496210154783101945588308849298136983709194514633333493402363384835713556301082409708813311088441705879391005910101104996084726940275547129643330662415971737019263699329443041904761162296299053797196646792624302753728349166177363878326138955019139695498425407196276456823804688421970748171341829838185895594607800840059421131934969399366781583519933611995688810204130108718117625589118341266028946286066115089065239001533544978489980743002586515536320607289861946481481381169461529670668023465078300902755220282698066698039373551143409739903387146062870407460794994075935914205614078439031746634982547386419143582352617318929541
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 3,285-digit prime (370 intermediate primes).

Certified number3,285-digit prime
Certificatedownload
Certificate chainshow step 62 of 370

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004848503673 --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":1100000004848503673},"decimal":true,"detail":2}}'