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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 #1100000004828086547 1,796 digits created 2023-10-24

Value

28684541181804991137006900181311477560643956523205056425843746372004536742716766059757275602411890520778546802006780319124009889772629076988777424832264997690091427176189549393225339415206489746796500258303461933178634395480822862460680128603315589801164319826985067205371875055654201125358751003270134630464093229406932418865078125095579110826519794336293290226229321846751370897453826653719316462621618185358667319588702849089726419389877070763180495522291960859829956299671634622337775154538812270248816119152699828196172068481853078450780274384511188462197718560561616142810730583169391162644872350264306416159381150893571570198069586611001458875960724111085847379648775370621186807999341072578012307846574014985713363089866263568363959228136032770678877390443504326140029563113874721982938445729731237825926290686889761154823368263112614498094924763420267833003735194276845375557651383406554003688386746755303618913800973821963655040804063909754744066514906131688382458218483184876114562877830035523039325401313928372061599150568294001587923957668693992308111289475851185357801110577274650859749447279711363583864248336188617433739357936987231781547252793286795782712509185252589953593842589076642947896830110487445158556255537012452870498502440964742813310555597410404973376530846863723683557900392914408325685865872967639650268122111707332743561314557290314404396945154907924111572067759719455921563165941728052081277947767253186568613806637272307509860363160134474331151242217556755659104808744464314809363137935979253546803500560620509734567796338846633199728745680738844848660580970562820563512656382562525305874620188654476367652403189186860583638628032044818020696035528382964880701173897921751699634498188896884498539452503438976021138119877768436197458160044032953173339551606446261
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 252 of the certificate chain of a 4,135-digit prime (452 intermediate primes).

Certified number4,135-digit prime
Certificatedownload
Certificate chainshow step 252 of 452

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004828086547 --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":1100000004828086547},"decimal":true,"detail":2}}'