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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 #1100000009054544035 2,245 digits created 2026-08-07

Value

7708982314328626668152129505107778170049537373226212454105720386436366755747442155893866354822846133027819216096769246744700184734547416184885421146662257407315466552556617078100460884722832647035013845023720327648325222559006830145851249898749933155186161298384113884029271341566934978914390036069547782562864013366155916833382113316631360933901037884804041911603908939252052692653734080255045982436520865102857141701494724773921430112959548086022084722587993208105163054937403810229925189473203503727618624178369128062595675808948361980695382935200786607866959201891717581569628916053508434432588378940831213672633193385267450864074659565988237815215457040760288993958607915625684975847414112033625858528630622522175503420085634833346115948835566879110185779624172960453143250501760410107053019889044899627642797553913048834977172897253941991788805263866413743879459971951782511674264145392942963678235880163849135126344629302819535342334733465891142960814417990474179180765720301711491629525649635555979731917328444257938079996584735015019032898998807247956737275459150534528801030040586832020157081795263776526255802875266758896816826459260602694573476624523931237072121856291894721764427264692134830505538247513164539143716089470930636855045960103041076213921015626555370477361589990075411895750186581422236196421866541229483482582716286092157875311307645324542362667220110879023175451073092427488885214457433630357565351640410833053146240679855075857691623772041080923948628980422048478460827122647066826850062856341468949394758995164857122534154464589496672588140649746451444757254587991470177988278314708726650172611712463286587005185015971003602895381101964937227011117845248542748117919196970616777521921808894031128576346408478104528572972430404162324572650177679349920510161212610789670509530529692067632951951849769008821900984440271299136489904120746901118395329815106554066869158729283103639778993357780511576058678812609342451738765076593159429862219243331015048148200409699211096747040716789205793655013893200695427891205423444828388437789454366065218532111310849907456247467779009323476340006779510704060844221391193407490130248439881281597326019690998313392535907881475184913441094059661301868263480469206620778422339005962979
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 2,519-digit prime (183 intermediate primes).

Certified number2,519-digit prime
Certificatedownload
Certificate chainshow step 19 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054544035 --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":1100000009054544035},"decimal":true,"detail":2}}'