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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 #1100000009067489343 1,938 digits created 2026-08-10

Value

549383171263402669418502159566031853098589231545279003450084209881093227097161372630610007800129973301032858946497186367977911103940586971439248334292714680072153765691724173418759350319907156666565438324514444272941889742751469844526142780335535178106331813598634097986339878928668353984814582434421470593191108001909029193133992521723686510752567150699462808027769747902151167400879324526200542921334990087635711097703395380227345839919861243663200290938969665827386055559687386072407598776248777937821868382618127012856524194749096094527862509430849992995709891516031859347200575745206648643976169272789659675019378096667760493115256668089034760914263420656971267238547528948077531858437978853206021751481542003495158681074333218720257983702206180289068920283208198324914561510287126629771570494958513860836095323643247221766071793451836238501742346998562176753950035364957281504054143854222216015567145233359415536655208613011033091402747147309030432073773613379642409255447817996851479034173332078954954339254527196174249429896374957042294935841652611531777219793911344100145645800682606524921220979538264800667810888285125595148426188747152789263207645468584936790895397350380405547129934630771874038680815026371573926874963951971306014551701223851754659298379414564778867439083542179851108913748780068723965705341240775328420561348626121834824799813724508931218566318641499208911140809810718165362076513915158648062829865597297800149847655120928846830156939785559859324986784133692026423053130758166290637398542346257584732668501269099695270791646645106774124571943891969824200759135035147886626741927747071020283375849651936803866124587590385828217610220308128255278929100628763895221358355338438644705235808790490150417518301172226651079219815562425887535883001453154093247300897558519387586184551512456608514763301421472211861914428569206182828741489076454754283854556013845237337297262171465560868455882829928482137157482904003
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 2,490-digit prime (193 intermediate primes).

Certified number2,490-digit prime
Certificatedownload
Certificate chainshow step 46 of 193

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067489343 --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":1100000009067489343},"decimal":true,"detail":2}}'