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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 #1100000004862225356 2,334 digits created 2023-10-24

Value

248547560911961913695703252853940089097290389316629281916024662534590624357077819906958806417014600457955233042578393623428287370012899618569136485268503612005246401684429477999357111579640000101075088071281475416607458009853353070088592325796302596727890253082704009637504532304939701570808344187285668424090574853963230699342829402444444259883052679845115244046604363721595940440543164500912522013156693747021934945032341970031237949935599836004786968058607070977506865538111924902521118126003820404753788044683777884575395686824974863625410305469606715028564836665906003384972051918015231179071040514245373623676898777098128960297667208628036139993500776664014338548231959872695999650312375228469004164928132792130609943139492871383616420127768034986624478918344342999327369758315838329571664503483314047778564160671328501907894703032856769113906875260051228823138514656512299427713601650180617743760260843433753936727702835004576873598678515237134409820978372356530651182946857665554814059057942802797439969900055654269666750533140117442558061201601410849955980647937204827302203796065410708215760839762559818647175716055228230907123309757866080806318155460367195080744081127208488273662975393895008257509960690975549826710879482765126021913904142178018320566341593600039569396872539509767540183139574364347703325818110980580537508624042572216210725519156655656998891174285829992814031118988651458267818242108887636953307459660232362859228974181445155252216970008416566909335068849496723924044661334131369739573531877073812191680500136275631392426172406415646545334982804992723692034675933902122171132646935090266540793619396512587040947905128368293195769785054813679013438621813784896784056132133998620777341458891696786696884785313916267106289205496750160574851653375914612491372131308807621796334511942658459627774198797618032244427169146229256981149031854841557508460458145049108815532823218942170191667349857044405612627739907801596278527652047185907839874998260700834809282604262926351951059234996116795968643036438741368482770916537352636549268705680642311590829254302778237653900306841884364487862840563330533484020443347117675836216632277055078931195838030925106088127311784322198439846180644514284822497699649086587000627005362211088596743676759450356662108042837406894923869828231118995595942620953800482974502398050843
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,890-digit prime (390 intermediate primes).

Certified number2,890-digit prime
Certificatedownload
Certificate chainshow step 66 of 390

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004862225356 --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":1100000004862225356},"decimal":true,"detail":2}}'