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 #1100000009070151831 1,760 digits created 2026-08-10

Value

28204660659578792124927592106877329219495032029771336366957200418864148350322815128260602920987330825776015949063252008004305347839948583500518040923250220957733461814914390712200822931450986396130203614763541450006909843709589192294238464368473879059121983387905966243570119790018378448576529186622621440227657533388900266038220667414663079885112431375062039692876830911854130959307061035003842994603961661520649896638378406597948713449048617986089443039969968511187069926894851120156951635024029321957578785754857331560670675738403182008826509057564106545341779002770672718950706444065601635821294332179691610855264034042811770223917502702066514075037616574157301940079538665628831293384420508853121786349659677938265325828001473247619189339528232275041374255278898791207729145688887964736040617283271098361192615062751078329317624284371591996601163288477705724484273227600113717550884999170719598261317541506284548234904228809391853419450154466851405710004104096753915018633623153203818302984632455839037286274954101076365489377738651414468896562288591864535577763243262629177676804294164749745083086873801475368519023330174131521982058811182016354501738181226794441479376110450815922323936396007860379658804398943961539887719131632338987178464321603643354104738045745016615720334945166572803086753398696421928168971844317945325237471313391152801473236150159946600158678183129162890636475179313723247694229203989044373519010381598518324596491425119530749295190852268116220530022268176234696713520273553821574606786016990518212621090344217301672352207033912331102202451256765730835372240708976939192602437156989063723301784352565124878320472012629995947391448413680136850247588629354040990876909357718545635707108173231092806321777373238367262889890233446713
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,498-digit prime (183 intermediate primes).

Certified number2,498-digit prime
Certificatedownload
Certificate chainshow step 56 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009070151831 --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":1100000009070151831},"decimal":true,"detail":2}}'