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 #1100000008684836467 2,551 digits created 2026-03-14

Value

2530751822183949396836730108932566105995925850922155136120510827407839645961849031179359840076208923390896637564927289913049097366287806853294768612221690956521954995104262529891762139610181018806970341452358893492906984569501370366118322775756409694305787503414666128532655779208282424349410907896281983122658656503938285355050495603230570137737435986241694768975870208306599072369541699346605357300369163651587223992650217633020685831369460122383077823335439937441554067349817991630300309433063260510867364976448527218001241014700154674024141278838724664735807134894812944723904895072554646656932430513497478201385332412207576174535191575214408897685083103387385354529688277417483945775401851526504816309834965730535563380087630580544722107213883840884109399530566006910629909244236129399058365705107820074987438700080341957951262759285952604405126244869709731362196392244692188572828913383504656790068752736123898879247656570456180603496639545930604241284785351233012612166581508208824094677588331355209892688181698696659780570718452205693290182926726253333092685022615320325042478264315887187281215618225196338853403216145877126013601037728640444172692745492346716057407196459557918718945971887612502496338794152372078669155256411144252472381495371833483151587373582971789753501040913437432264521160847861095418413987588002094896349916094414708119995872340859157287794943076364395136416430474542026057373389001756696399930781712701692015661402468876926187265099469882415567029857778188891189451566446642745143577621339496240538831467075933850942235249358586144973733716831032597693935817050918988185930862789062117995435786440575333361008395629574455969175970803719925166241201409752110684652078263726469043487155639750906254132102378618838174740937120743167094668014068963527841521502927590328439141884018098176918800538756366973008570190582020718590021502934375758407927976047067624717655680706305993309826223743103052563332176937824251716787623917325771140543733233005723885176391154990106618694731076677458786669870483044333165692409403141771207055900110097243075473208012409738952016833754820817142390034150950374617781917640007393003500044547086378714968562485457525951394120087746520253839273271881554605927811984797491968372035995693667815960547732158646845665585596818028970832129256943635494652252528888991416635972642467605325247891133810613512694973985580437533147323395076731973544536452118282897061465322252520568745269574501241676299555946469846404187540578034037969600701979185535122377375046652470657494588678737499291071925639581
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 2,885-digit prime (223 intermediate primes).

Certified number2,885-digit prime
Certificatedownload
Certificate chainshow step 27 of 223

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008684836467 --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":1100000008684836467},"decimal":true,"detail":2}}'