factordbrpc · fdb
Sign in
>
?

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 #1100000009061620956 1,368 digits created 2026-08-09

Value

321000194002537496284597892969215396942122397085884682661105704907468323874253087843331377603342409125060004597108276354209232875576014118074463917934654861818748072739952338258880092456494741085741368038429541866597394992257102430114224903098219363779662145337136027793832031126118325647742280592184329854782558160497072915595859675195135134994480829743223880027649343554105080961381888345344941168363791613424648168079360848115181040808832114416722035763259733410878449327538047578518083795888439888487197393847614573421673652387239149241312862020808234595319616250650719240473667960369548268942564203522141010456664035291945700221935260265378356573494394216639301525307345226877927488184315155668175002177119993559923159101745627120600944130174077756698113488483550941678007822223419801061149133077097563387569404011133066531784153791401332472115210975224204652701874670238898093614468953959662982069379215761810549837369027290493001736758973839189924649249430539978281066604193077199531859024604660318486868919631248115149633564880092415008512330274204796019542953123880109112463522100956951908313415215611222171084131622060477352847086887705919649462990730961503037436888591772347717279503816656448051126165419115248902834180508826293577146852734429942479169126982572032975647274461710223881230571385008551071888853619182850328643931646977608759940594557702119951
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 2,562-digit prime (190 intermediate primes).

Certified number2,562-digit prime
Certificatedownload
Certificate chainshow step 87 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061620956 --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":1100000009061620956},"decimal":true,"detail":2}}'