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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 #1100000004858703258 2,291 digits created 2023-10-24

Value

54371954780455021658192716366224553469324856752434541726547894620601631126430970210964073296157446424500667741898648240520304044480316061629509279226295963432938871988526666623669536040642972291275096597034019679347963585724240694207296687741214526621377066487043508147603019648613161953236581942458437900505492480838937267461682014334511673845525893876419017131267042617700257058414442916289232251483600798096588580996679891857327039179110832628241107162172927204823391836474621093023693680453907642371678589764919106187964777048472079028997071248462466297446937635067676478880641038798323738684195215502827373472711874634993723002770851487353624513015206487208158359386938431495744197926255336305581868300374634149564031626241540708454201565344693971986309064161415980726052440244265149961466518509235183792890072823766177273671505288526606906405884621510835756542007539058418229518656637809095067908438072376123081961984111864373726465070827047209760640167346260234363238312500636605994602742616019864544020625384372710329252960485624998846075968247909414206590772944292117138021705855404950138803650667774465424727013719404665059657789117835856466135426521549172848925822374622661335841405053752629522593224820470858975230593645157538607538035769742974523767892578237933852451183451264601271387556502749859607156320712267677644988913729177147161750488994627742097738075789245741484066433207123996945812616068693091384350949279513911784890398764276869440117170142517799773373983711739430331810485153707422121875434964836165978671405947239739063475889128151091941416086454239835196586357309464977690867921026350953334412393397714833727230867184602938669870284185855695366797956298117621735435878225372415501472055206507831982002241281085062900236493266483091667252109033244826264031804707313426252301790543408737046272064421489375198247830983659500636230481996277432667219540041733790079739190296551024924002752684454811479760386860363221593452167965074829962855022761292253417762226385476754015060160908076108685849073170727577875867465945216092562334365250374440886917360036822383231602288413891643077118360873205469481941554990313892791869852785331682397445939316825184588344644832353361816562967984146825694679523376800938279087626300987942666459985638102678558002016725534527609331623
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,964-digit prime (316 intermediate primes).

Certified number2,964-digit prime
Certificatedownload
Certificate chainshow step 66 of 316

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004858703258 --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":1100000004858703258},"decimal":true,"detail":2}}'