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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 #1100000009115537304 2,331 digits created 2026-08-28

Value

542593958668870709954523360659761806720812278850382691749867452709344116309271219170183793912217943003538334809312085115316803456887092597096240015819708534801538851594768656719898736900670784948865438541182907817411603605443046370878417519330162761132215229268603199657020922554215488650730915387704040184094539267901075113168268773477322699495084837423854964084608383094818686545167050236519829443912620071369961791723590920951194599398629453136839543493359733985466401462198521134133936087735911004758206428935471994008386409438522292955794497965578462212895242920285597039801595917058313437666393943397750265066264642810859705917393993376124391754518966586718661954474166813667116721956166514384146860183846209785954183457099051094783105285249683573455425416170708300352106293386634170554540358287734522559601771054923436222806117413894977850114825800023673794582527871342950107669234075656173248419421213312850882352623262155785224804000530239414206295424856353312346663173088933054060472690723669331682608760371402302178343386711089485866508217971792460306714962274210076056670530825887914866859479288701444724030083663914209840103931242712959363104204293739586670057540686985649566943478966541389261869036491436701180183177166041945087309055068954464765846793051711755619889815889712025747705373354173506782614448414027069555743998381318166423763253911752564844810999936243468388888916392425425476404436802478407873720868263231918413096852089688798843865256659596725124673444997410762629473256407965129163172921953265547841827995427075945448796975601519545716173878731909264688071503089709601076028315467942525189317660568706719276961481666234195301915573103309773052876097841022285420429079709367980380078593142883313213259747272454467176472969124205643213047399974518091205994310520779964007533464634084655959362686135853377468125051004539148124780618810944545008104529763126617896351219770676391135169437351922150943452155181644982610588917245494528165617724654127609907904911552520367597567155039701662445048171002661303868186541542753521707996895479602699214176610588731294601458595335540235078561653997140973786889444214268932722430645365221433944625973627977689071192909270836697766622118199518794405916817970731721098614084105032887571495598220020253671511069372325945331130235407327085956205710975622915962262380507
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 3,016-digit prime (316 intermediate primes).

Certified number3,016-digit prime
Certificatedownload
Certificate chainshow step 66 of 316

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009115537304 --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":1100000009115537304},"decimal":true,"detail":2}}'