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 #1100000009091290189 1,483 digits created 2026-08-18

Value

6225145205469827224648128300485543156707669783508367214933189841405082567463732718930929962931401134662910232285913356450956700408284110970354279169648092107509212819487727446787989276579155926883377659690902792362118394172253049981995000304942705102503178898987238022528564597377741518829960157593428739186421017895294905920083981863547155211741585248554311596349627510011401646293354541835587685167529852752527934044490516625711694255242811521869183149345815005242756977594062595979695222794155224646392524841081033047794370559810058239007804643282455241429162855569926479941505427538135658940503514453763076755905495515083024879138127977536980907330954800504299499153199855717549751300970719447021400416230193015530392637417839554558876810739100710219174021393190829201717393992423154209847244754524359398774569940755748457965237004721295671627521061665021827282686486464062380180681797581221415984253186462256536070008985808024464393849029820129958617967115884179953362889986533012770140779291062286785819772739808825094980531768930449110721739242777082061620405224585813876217126338128735838577201392223262909778891108287079381863514820476198982546657023485375611977711870948241875927135270274550591891877455267973891029159998659694722199017637777041815398457826262125754647750607168509864234508063194022579720800571210736454296431937802174661238871403859665864490475704954423929577374521626354160031034287109666954253311724425980178370446424205824831041050741789657113597623813
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 2,095-digit prime (129 intermediate primes).

Certified number2,095-digit prime
Certificatedownload
Certificate chainshow step 39 of 129

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091290189 --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":1100000009091290189},"decimal":true,"detail":2}}'