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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 #1100000008787269496 1,951 digits created 2026-05-03

Value

1732652604469959317442800426951634448921498571384182191740335236422410409731820785970366668496688366082450989173292666637121338490615672651830140887469924210164876825029225760328192904005754576951939906357491081730780694270212423666213731821979180387932987204206610929715901513681366722003062373867595958703262830347055503972301942999239962432471305102497127724808926550219868334721386730233059210149723939239252309539542683131174440569690025160548388170418477040419696088435240002238347750734711160212057021481859516803471618176095399003852276636104726987985955970650542203875535445887573027433082152378545815140582126521135261276044137162642061396827813504249174720194286421813339778034041806413786423631172807927542587418482061064964027487343518215469062785268292265424905530907661540971562426219650759318654076908197001225664267750022600771238858848382079675775626842017538832895769541994485140723223601528226838996678559919724478940413695163229888289154624771380509403390633564542724757158886017908287460145995849512313364617626349759353833157602551252066716532825405361441199349783234014215866577376697817392186162081125307444510711078429313374729411595721041769818525671870200626494105584880531397713850678216252449897661126054789537687894059446319634496248763239184191916077571058969790832661693138062606681138451798266300709935308389396099881404567517105084682180092827509367142164148892377759008610851613652123935334329136495522329527604405700629876853151767432085922479383257456280173950973343415227637339280186500700172349378925644683893923106378867514686392249291390344760960397996420718666117639607021376740860247481085200560451860150420264336761878912018247289865330631694042611813139135059104487917426218978926732598682479572388874943019555903420146302261320525898141962573388271957154980327350385003447503265883387534569103606059327994796777766592677607858661196139014708348537416661672145982845383775560950103855295803422052323080461
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 3,147-digit prime (192 intermediate primes).

Certified number3,147-digit prime
Certificatedownload
Certificate chainshow step 79 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008787269496 --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":1100000008787269496},"decimal":true,"detail":2}}'