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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 #1100000004853462086 2,550 digits created 2023-10-24

Value

551433907643175218158433882537140862086287466647272890619184556752549193587181753526064321176862865961538132135974187410706519382253771109228569643244585742196132907486547753388194422673035254773373013900130807100770995600522611474434586694191389378567696689095029985669602615636705034881154693091764554524217035931080274264496256311620842450114465940436921480275356406287650048755279229649770553833365752752554313789578112665780516757563477769022711736017648750736648444341712736012466311719189114039018454784757523529450140914309469828935771935057788285336112737555390429037277998441398297243366664463720713806950083657510926129878744750549125214914152833862545500410059859483697587214547588230419646126934749739395486898757552857508800309890763134304796936396856752362745186390777760183709939108784362164944424127854655841705037575835683184039098593351882646283431688696792942702418296690802872763214499092150649249291446379774749338450700006394519610495581279320721055050500459286179130130693612443658146490010935823334784915077593612436472510818372044564459276168818619930703262582378342305360068576124948605307961327134718635377044788094811911998996396001669859468590885551239700815910448785142851647917371066076172783985637155442550104084268915036765088702707468275376224378180979245163014907155917408293787522592727227831155718633101145996049439599943421423706625388929539059722623133748094163090558223261110501320642694104424623464592413565263075025512366959248781087830182276441702197799127674515707452272787940320259733673381104979564218562434509450760448350223451875389660178105945893436045782399529176893754359313587045750150698015700424475475902140113694653317555534795437750209508978006251635744553365809794065160029429080807120130434904965853682391221288821113859332885103728362483921681034339266161676140417947422275543482834387621239720053431599727202293606113066031335068838685638348291551033173382113095078193783496698473536809574590456029672353275899097331852835539361219607957522864273717680626793433643412542061698411476789657757363147455958431725235575342849824453727975322720969183926000247197093161361651497740626841718314910298705749380474038230739235010408919124630942305890449880100460793430191928920755343018995322271530657025129146316035442849151037999454891841703142587893614809559229601439376442756741411555444752140328766788084559846107858617404141976680326548714020314009280690745136255756526563581229833328685678369744913710452204249458146434249726568361917037989934017799003674038652102304483611270776479766310527
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 42 of the certificate chain of a 3,128-digit prime (227 intermediate primes).

Certified number3,128-digit prime
Certificatedownload
Certificate chainshow step 42 of 227

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004853462086 --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":1100000004853462086},"decimal":true,"detail":2}}'