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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 #1100000008799243316 2,727 digits created 2026-05-10

Value

273514368982123672900313151224348984753686122355885237253071661313740105757906169110280750975853552810369318849885246748497709270923243643299992425091814488360099684238715366705297892369158108997439150617478837328884485815639050909008486371201161134857019005733747560153108081638545761592501110636212117340404431463091580807255692858007324502286709718284914356805590427928713289074222287306192934523874667199055696537698713249072686994949729655819871318512479634252175507160114630568006529420390043001320849660598293819369699969830340073083790059764753861522626643867806945227913819573142591230327816101147547982565284637174952365030693389330769103057937924458932594449937346002094110993409891834553209262276552156591070966021451405106306758650627918885202459137498939040771327317380227093950324952415363523564440672654643781864708349322661954883234671174802592576439070465396661635350767118999621954610613608347851448643837909193612821634071267582230239791446458402044237470830086506710843479353393186401124654753018371202772301736910360715389265965649583886942512176688346900722316080405207473056021603009941146265049959759385745093859086585077517190348652967532819064695890640673754036403407301617723272724512249836073888926552915880583766607042158152661481329055458473029819050497999136753058902479584696429946255720219373305288194156720195443802419799817901636103721223381871489939000740032574518926476564258512856234739308815294851202480451501980079781768541644602500764014012992539238258778042598969221943977665118986969116533035406945641989884191443228717834044950699335573527195591925911179053442513917216765142744292469029222451000046922739352336603825637881471249111513925151977504489267646229557371819492808268344737856725140282752086910893564221929074220992162431862546387321037577305150240672363229565333460922352006732987584275158953342815222578255192978873185296688230914031671532283864959748441855798357938944933064620586613039804537152727033332067757694862893700884555429926024822920599190897981285350826206507291871384745294078248655667763436610641641427342725081673753399986928717171906220422690007716950960072805240157542499414683101414426925314356936704284293264669220953555433970023608628701329557566728705245230712976597463095360773864023049886888448936319076887442440367818341607385670526032102528742165164689071049253233548716704629006834662988570463313835528778807298285604398277782355953687564228074053604427748717799325810847265637976512081782593003477765307010798204086727777948551970545216281454436343489474307755992590242054508484664734242920408790941289475968558385352039091717667613753733384517269800344464655279279748707770619748594265978390001625500863089565511112849234470913011688446811861
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 3,883-digit prime (240 intermediate primes).

Certified number3,883-digit prime
Certificatedownload
Certificate chainshow step 80 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799243316 --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":1100000008799243316},"decimal":true,"detail":2}}'