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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 #1100000009079033803 1,668 digits created 2026-08-12

Value

189760470520413630559349311555720663541268723294933234853806002636540112480423306672301008784200551734854460836639649118338617095413503450310852258839813694719255698560273821763767911551425856775172903691558438045384492788686635309531729606667250916064839840479550711543532602810799524613451344696541817405392666295617108911402497084277651997705617867597423658963317483291863758103007128201187870233896933622635661395329687850193584145805290863784105871537744842785142040009925809892989585225119101826127803635711040685673715273348289567377680482296365674512953147325598483796419601744777560188719243084261849784814491084263183620832024441038123659582870959170394768055826011002851287475630013510298239110888658515902816814219281950887444945807264695020240652361193344205074691358863743410124288504796284650219593367879655397606226149908099981194821057691394748419687468239151436377262843397717999748790774553899162111880650426267879169049994426081534899331176813865412952951206550889546461742356439022235950733926666302524388386877422587709506758435666102998154490683789219914214748247981931988524231604350504537109305502313767728271315252318547246664481230338349144602503682052463075573761764514511453198320883586246382658997086123532879327920328243604953177748530955528853223668108482836538515184956887023846233008727966876441961118127812696712934046712174236994454415862326023624998194135962393999160067407347781586809006825716221519596455480572331877451200734560269653603765976210871792175178110079651735341883744941471072347860691136108887015066490061363011878797249519064349530454095319243421701238834221702756565593054996644916042803360760335966253946720613873
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 2,673-digit prime (208 intermediate primes).

Certified number2,673-digit prime
Certificatedownload
Certificate chainshow step 84 of 208

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079033803 --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":1100000009079033803},"decimal":true,"detail":2}}'