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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 #1100000004871806554 1,710 digits created 2023-10-25

Value

178382974830829161553375816516762554959611943063190613422421515693099113299230883614393155399476693086037431611678106114279358494959723833381608491143398732164811883264587800015876730072216211421895300034162477408499683253579701966198309209506601303346940670879425163291958224302515390245893442445812451417421478387428927916293445117151852031803614797844842538879394076182409047795758865319987641609804005073595836136289084802446482794861786202266913679894926986596469617629882068560642529272775222219423553678302576983604300233391190639261715250809168001561872708733004925618579107678709219513603159513235797513972774671998025911190725866507160041343779095802902572981742279077713768158646472236447114976933878969511808474894401586461916093079786482339844657927520723526277165075833193594981021304961971691057581115528017554297767185968389967995398321782856139351742219012054659466416081801756525868332931521615395687848464859460113211491356653119936109236552962313516608780138620745734190961159142169981398352141887612880229237121087722690534868723112331512161973525576182909781520684625234423656524289376360113460798089702654336858694667354460699312105029730645379414990141575077313191665500055063120485830501636315996907978879737696383514572017181815288287370828266208301640533591147335010917063147934502052802974432556066889621028489411682101037303240003129569927538403762295996435897306900062447406124827328595699788911553672199151701507096118288407717738649855080450470549543557102685578041200355919899007961350833526698753842848460893677422917609473037362530541318074659034517392554293740844003744382667041619434259072081269612149094831254633649016131238787972713601674700315654091150524177510792533033
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 2,608-digit prime (277 intermediate primes).

Certified number2,608-digit prime
Certificatedownload
Certificate chainshow step 90 of 277

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004871806554 --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":1100000004871806554},"decimal":true,"detail":2}}'