factordbrpc · fdb
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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 #1100000008941565709 1,547 digits created 2026-07-06

Value

50050409566573050702574402665696708218358368074464280554264957108218263818987190688829015312930358300747235549544801453145641009421686757858790795336975797230596853795407750487194547650952187562318311662803712902856823502896323985352927664009121960014336627937383636242892852459153932146364184771837641697559059436524788899041497890638600726146052184474532489048150546242566559270564246310910281818759598064753779336284888927011140704134950135940382862703631924911383514964135966171694126106625368863171748433851786116470883869286629973731023147281682588917028733771140552069275193266154622912628043742004354769539215087632119268612051666520659961891375184564693569872081765045271390012083306652376387265096937967179669627730740600962450384801603424058060309699930069002681967782138305613930132962319079853172368988676945512721240898613436699367288564742733680049145240995104965616614796357852077872747287976854373733652828639035587295556561904002506280313484935154394983977092123001365276029747807995443680380226365855815097292354011471816272350760144621868854310325273374845002081349990164020851721212321900120484569789535397724561598778654658697268235193851283886933933249940099248077941302450859614974610206873409686641827095078723344975672019288655032976619180350346435793453960921378337804168663518537563053647649290469779016605174999997361326199896378423458953510786587360178040902711903597169579857704448700810107190068777156682057499966580729769256644586055043101897976618133740899917690910837508773336445842642353879919887932675034461971
term (22^1153-9^1153)/13
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,547 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008941565709 --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":1100000008941565709},"decimal":true,"detail":2}}'