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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 #1100000009056516756 1,874 digits created 2026-08-08

Value

86535024789942800647135458983071791612632158485629226303604191130515126567882658435831026081609210661045236106830281691034504639032733608410902865501398726562507633200689757839139975149319355536477102153846124046924704431884866409333566724438790297282269819817105912470166674016513805393321014456342819046721748602182217680003085239594308250268799624219306641093423456959804188440876271372265997582562679676762342819969048875638971952981677164399475395573816198995957582824545716976023913157078295693297594464001158404389353818815749363847426212962999306076608931857421468030393330932318845356019719177167059344227634647619836432748860972626852633991613790691232132782894546794000618464135283012482229656085121805204091921962781310041578985062381043751880708322417107248562407230219598677887508814074623617343056767435902567664343407412708540170210496706598848312471541117091791017911420443994082587405453211981955991756324645253365398836655402790811133385227400781943228468096392502530856949164093204349361383509840583173513498780060087899036784133943831142311994212649128008327557351300104843835586501088082954343649283323286765048366438800664671316724204730268291740420478104146810908614006964830572591853033322097069720822247922802721271573775055772480585511888873592966279472453114290757478019572036445409573664077513253339652673674240199549624390704568088719232479100182717433927061780664320814246642583925956129633527444503853855105852845061254763783471952114842870712893207071353139081081488394496763247602808964620963397279760207618080105355056666503768421449444287011593557389559010895099732915887923429169412968910241113778837585142855048424693958145824297936012082252881080506513183828503274172362192247180372259035293711387659357029977261103108849769632258843069563636580451296089449825590779626574898169098995635751924056844687225435497960352124626657204012203
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 2,434-digit prime (184 intermediate primes).

Certified number2,434-digit prime
Certificatedownload
Certificate chainshow step 46 of 184

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056516756 --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":1100000009056516756},"decimal":true,"detail":2}}'