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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 #1100000009060076515 2,133 digits created 2026-08-09

Value

503739616875433236874742240875075337635700771463165971159579857851958568224976233721594790519047326415992149846508683260063489197121658225637080458092271862487570598285468259524110762996607494082044052672799411560778832029878890489506160605487904439122732411406121044687547648358518350291977075274294719165248063468483383647430674259769653991075418318081861551377811044481734660971011187230722816511648066563496653331329884821983983869064521304313922457681786898427945970612747906945692963319522338248998867606863910342137333327926046824205419420409818423439784276914498183319651205004503935689645995253607809671727202570211711877794761817022762173630933256327903862630756059909295039423249645935296659453311442565029273500036540458125819421082705285305371741563106406473273963384805776241305717693495872591506271881086503042015357583474450846787924647332026115343033745512950797468136063392499049734062646593348070390069041621958388181091292569972032808772563311895641167265122112793460792035567732004067727293147823040630645265878350660706255553597302193769805403881202957814936309433431004637343375587199346287676622816075773638405300893387621576060449112067895550816524911045704978720508500355289212466102457248770287081521978573159834425427985591648761876922503695527554025518606481317120739670421427990113277320373690432281979762798507202738997643074381093227091378506763924175994125494029589401606285037457307152105268397421601195160959436823353387675977470206144188295875875732844600523071384680588090982773544229082196462052946796177135813019663274213291510028702644811825828239874524777040610887775197485292469060906541240184699444210992957343466599782916988141057371451202013919416399000678652741564203652311751456402828391665321908688950789602466388393218226026256581100742690599600799792900002719818315458654215582162860138028821918314095316439750634443502102402217670576953487091416998238059268554150471323224229253242289427991616817890883792229930131571373624268661881084879923435239886554135209258305998867676712066150843084986012018494852441392979134320793251202913584671781138256842930126021414954443614825471819981
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 2,611-digit prime (192 intermediate primes).

Certified number2,611-digit prime
Certificatedownload
Certificate chainshow step 35 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060076515 --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":1100000009060076515},"decimal":true,"detail":2}}'