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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 #1100000008655787955 4,161 digits created 2026-03-02

Value

546964204248463100830072889907089110202674988641699119052607178293912977911053534080170754567644539305885979004894103980130016758963877568365294907129768832223618018933996228479973143204532563293257969006329741395782935267728350313157513154512765955214823533924363928048095371792532538450284212991484161901321516137730692168244211258606176749335683130952951561374580922268249066778612127102641253544356482115399925124962403184399478601193057054588282890678673781255001699847485991435828472462856766763251352739297742396135079242988749481546630779644549082653414794489492832497032272044752550645345852988848627737280334920729458141053370468235651158653412738878790379906362181779506689948140508717105904306216366342368326296457529972740136867859467375652113631126383240991915443922432926276615880911884891623310315207212840979173878617261030108696510627820862621227842606505203671724872195935399371255052246865552289402899921359773434485202677110873707145483046669374461307450078942696522324003907697324759019991565713444760424058042731340490252194887464155908119919076581571149537746695231672549552924688367500512520950025925214058549071295717015296607815012419725396296081865894500335726883373488017021746271349598009710210355977418218149129095704399417563973822986446801687361332831867580406943408284197219717895903529864274428391437463376244078308481175056038202588835440677827146518020375102142041369387639465588205408124941727695330863686543527884791052178944333685469053932506720511430090438252437949547665424828846278431050459494239864524685803540313622475637711797194165156024447109824721172430741730748929491899181974757765174098589735807979369805197433642301473906352858520917105332097725099892437539100211628829040811648465581313606620734114121923796707460663778739642786169530895661424456971432024532607190350804306017976745342519980206450573047310910067967073926981036320220786718767225868850326945971650506364646363702619867790225830187896372943228411819745085301698150133621949066433841572450659700303146955362069509588362970939819446365444756662651308819902209698547325351988775451834408151198431498280064470194301292131846556051860701531888668232925680745233407990639159763228203549326240848254150999719635684354211963729009688479794424600990634318970567618882936171502819127040916797338391549139732408960433584185724402397592670872840503047308716206840323497318362202991440372288031663752191477935936744208059713180752594528507263222038394735792912703194100710333451799704525684397959011046445112303155088748631428359530119231753338838747112633026773876793510202303311950913574451509729921045375995864194805067339508174874940947845904432274764737061533035005823186102977166538110797309009679433321816625982337149501154131922942263088699893573440191174787709185727059808019086279775686351876482366139813017961813335504058059217051446965606305974438221865566587278350450694544034150038518100879488092441182127383422166971443393188871282493995888122289507119476222090020910956357365447091463760062232745412925025867569965558623525068400692885632227280613588712382981993706654309336451250275406906654637116253424025104818379543059451795518476438663548703147584683975562520336573979239898084586915916479146654694028966688569226069379522965048391879945277755645542060883789675731908355585287072398329356521976996932311166617765960388816847237361598143120599894196396872089739385337997731667437330829664838683991163322655653578432622306188419647473550102765364091952577401275824928663897830970181914412107334009276860966494721468376983954963720115771970344636546674392351622067022947700332283954899598050289070075372857219071178054158762440901514990417690402160876931558264920639713570760984254462292061819643169873487522087746319844866391152855822716908659482671234404486733916893250742512252522164751693401661723891796360031973934463339783319067079279940310587875758282677598069790213952125258828056175278218714570656034494463341400148031283533315144186655260444784728617833300012096570926744531331943513011710428859567912442167204918713246030988003819408119724719684128991550566301857784023686159509000767971220561533018501508813228802184273332189
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 142 of the certificate chain of a 6,194-digit prime (396 intermediate primes).

Certified number6,194-digit prime
Certificatedownload
Certificate chainshow step 142 of 396

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008655787955 --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":1100000008655787955},"decimal":true,"detail":2}}'